diff --git a/perl/lib/Nix/Store.xs b/perl/lib/Nix/Store.xs
index 78cc436ca..beac53ebf 100644
--- a/perl/lib/Nix/Store.xs
+++ b/perl/lib/Nix/Store.xs
@@ -108,7 +108,7 @@ SV * queryPathInfo(char * path, int base32)
                 XPUSHs(&PL_sv_undef);
             else
                 XPUSHs(sv_2mortal(newSVpv(info.deriver.c_str(), 0)));
-            string s = "sha256:" + (base32 ? printHash32(info.hash) : printHash(info.hash));
+            string s = "sha256:" + (base32 ? printHash32(info.narHash) : printHash(info.narHash));
             XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
             mXPUSHi(info.registrationTime);
             mXPUSHi(info.narSize);
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 180a558dc..249ab2335 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -2735,7 +2735,7 @@ void DerivationGoal::registerOutputs()
         if (buildMode == bmCheck) {
             if (!worker.store.isValidPath(path)) continue;
             ValidPathInfo info = worker.store.queryPathInfo(path);
-            if (hash.first != info.hash) {
+            if (hash.first != info.narHash) {
                 if (settings.keepFailed) {
                     Path dst = path + checkSuffix;
                     if (pathExists(dst)) deletePath(dst);
@@ -2799,7 +2799,7 @@ void DerivationGoal::registerOutputs()
 
         ValidPathInfo info;
         info.path = path;
-        info.hash = hash.first;
+        info.narHash = hash.first;
         info.narSize = hash.second;
         info.references = references;
         info.deriver = drvPath;
@@ -3369,7 +3369,7 @@ void SubstitutionGoal::finished()
 
     ValidPathInfo info2;
     info2.path = storePath;
-    info2.hash = hash.first;
+    info2.narHash = hash.first;
     info2.narSize = hash.second;
     info2.references = info.references;
     info2.deriver = info.deriver;
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 0b84e7027..b2908877c 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -694,7 +694,7 @@ unsigned long long LocalStore::addValidPath(const ValidPathInfo & info, bool che
 {
     SQLiteStmtUse use(stmtRegisterValidPath);
     stmtRegisterValidPath.bind(info.path);
-    stmtRegisterValidPath.bind("sha256:" + printHash(info.hash));
+    stmtRegisterValidPath.bind("sha256:" + printHash(info.narHash));
     stmtRegisterValidPath.bind(info.registrationTime == 0 ? time(0) : info.registrationTime);
     if (info.deriver != "")
         stmtRegisterValidPath.bind(info.deriver);
@@ -845,7 +845,7 @@ ValidPathInfo LocalStore::queryPathInfo(const Path & path)
 
         const char * s = (const char *) sqlite3_column_text(stmtQueryPathInfo, 1);
         assert(s);
-        info.hash = parseHashField(path, s);
+        info.narHash = parseHashField(path, s);
 
         info.registrationTime = sqlite3_column_int(stmtQueryPathInfo, 2);
 
@@ -883,7 +883,7 @@ void LocalStore::updatePathInfo(const ValidPathInfo & info)
         stmtUpdatePathInfo.bind64(info.narSize);
     else
         stmtUpdatePathInfo.bind(); // null
-    stmtUpdatePathInfo.bind("sha256:" + printHash(info.hash));
+    stmtUpdatePathInfo.bind("sha256:" + printHash(info.narHash));
     stmtUpdatePathInfo.bind(info.path);
     if (sqlite3_step(stmtUpdatePathInfo) != SQLITE_DONE)
         throwSQLiteError(db, format("updating info of path ‘%1%’ in database") % info.path);
@@ -1274,7 +1274,7 @@ void LocalStore::querySubstitutablePathInfos(const PathSet & paths,
 
 Hash LocalStore::queryPathHash(const Path & path)
 {
-    return queryPathInfo(path).hash;
+    return queryPathInfo(path).narHash;
 }
 
 
@@ -1298,7 +1298,7 @@ void LocalStore::registerValidPaths(const ValidPathInfos & infos)
         PathSet paths;
 
         for (auto & i : infos) {
-            assert(i.hash.type == htSHA256);
+            assert(i.narHash.type == htSHA256);
             if (isValidPath_(i.path))
                 updatePathInfo(i);
             else
@@ -1397,7 +1397,7 @@ Path LocalStore::addToStoreFromDump(const string & dump, const string & name,
 
             ValidPathInfo info;
             info.path = dstPath;
-            info.hash = hash.first;
+            info.narHash = hash.first;
             info.narSize = hash.second;
             registerValidPath(info);
         }
@@ -1453,7 +1453,7 @@ Path LocalStore::addTextToStore(const string & name, const string & s,
 
             ValidPathInfo info;
             info.path = dstPath;
-            info.hash = hash.first;
+            info.narHash = hash.first;
             info.narSize = hash.second;
             info.references = references;
             registerValidPath(info);
@@ -1680,7 +1680,7 @@ Path LocalStore::importPath(bool requireSignature, Source & source)
 
             ValidPathInfo info;
             info.path = dstPath;
-            info.hash = hash.first;
+            info.narHash = hash.first;
             info.narSize = hash.second;
             info.references = references;
             info.deriver = deriver != "" && isValidPath(deriver) ? deriver : "";
@@ -1764,21 +1764,21 @@ bool LocalStore::verifyStore(bool checkContents, bool repair)
 
                 /* Check the content hash (optionally - slow). */
                 printMsg(lvlTalkative, format("checking contents of ‘%1%’") % i);
-                HashResult current = hashPath(info.hash.type, i);
+                HashResult current = hashPath(info.narHash.type, i);
 
-                if (info.hash != nullHash && info.hash != current.first) {
+                if (info.narHash != nullHash && info.narHash != current.first) {
                     printMsg(lvlError, format("path ‘%1%’ was modified! "
                             "expected hash ‘%2%’, got ‘%3%’")
-                        % i % printHash(info.hash) % printHash(current.first));
+                        % i % printHash(info.narHash) % printHash(current.first));
                     if (repair) repairPath(i); else errors = true;
                 } else {
 
                     bool update = false;
 
                     /* Fill in missing hashes. */
-                    if (info.hash == nullHash) {
+                    if (info.narHash == nullHash) {
                         printMsg(lvlError, format("fixing missing hash on ‘%1%’") % i);
-                        info.hash = current.first;
+                        info.narHash = current.first;
                         update = true;
                     }
 
@@ -1867,9 +1867,9 @@ bool LocalStore::pathContentsGood(const Path & path)
     if (!pathExists(path))
         res = false;
     else {
-        HashResult current = hashPath(info.hash.type, path);
+        HashResult current = hashPath(info.narHash.type, path);
         Hash nullHash(htSHA256);
-        res = info.hash == nullHash || info.hash == current.first;
+        res = info.narHash == nullHash || info.narHash == current.first;
     }
     pathContentsGoodCache[path] = res;
     if (!res) printMsg(lvlError, format("path ‘%1%’ is corrupted or missing!") % path);
@@ -1921,7 +1921,7 @@ ValidPathInfo LocalStore::queryPathInfoOld(const Path & path)
         } else if (name == "Deriver") {
             res.deriver = value;
         } else if (name == "Hash") {
-            res.hash = parseHashField(path, value);
+            res.narHash = parseHashField(path, value);
         } else if (name == "Registered-At") {
             int n = 0;
             string2Int(value, n);
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 679210d4c..ab2ebb9ae 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -273,7 +273,7 @@ ValidPathInfo RemoteStore::queryPathInfo(const Path & path)
     info.path = path;
     info.deriver = readString(from);
     if (info.deriver != "") assertStorePath(info.deriver);
-    info.hash = parseHash(htSHA256, readString(from));
+    info.narHash = parseHash(htSHA256, readString(from));
     info.references = readStorePaths<PathSet>(from);
     info.registrationTime = readInt(from);
     info.narSize = readLongLong(from);
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 54b6c2b5c..82872cc33 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -245,7 +245,7 @@ string Store::makeValidityRegistration(const PathSet & paths,
         ValidPathInfo info = queryPathInfo(i);
 
         if (showHash) {
-            s += printHash(info.hash) + "\n";
+            s += printHash(info.narHash) + "\n";
             s += (format("%1%\n") % info.narSize).str();
         }
 
@@ -270,7 +270,7 @@ ValidPathInfo decodeValidPathInfo(std::istream & str, bool hashGiven)
     if (hashGiven) {
         string s;
         getline(str, s);
-        info.hash = parseHash(htSHA256, s);
+        info.narHash = parseHash(htSHA256, s);
         getline(str, s);
         if (!string2Int(s, info.narSize)) throw Error("number expected");
     }
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 54029bc13..6f50e3c55 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -92,7 +92,7 @@ struct ValidPathInfo
 {
     Path path;
     Path deriver;
-    Hash hash;
+    Hash narHash;
     PathSet references;
     time_t registrationTime = 0;
     unsigned long long narSize = 0; // 0 = unknown
@@ -102,7 +102,7 @@ struct ValidPathInfo
     {
         return
             path == i.path
-            && hash == i.hash
+            && narHash == i.narHash
             && references == i.references;
     }
 };
diff --git a/src/nix-daemon/nix-daemon.cc b/src/nix-daemon/nix-daemon.cc
index aa20aa67d..27694eac1 100644
--- a/src/nix-daemon/nix-daemon.cc
+++ b/src/nix-daemon/nix-daemon.cc
@@ -515,7 +515,7 @@ static void performOp(ref<LocalStore> store, bool trusted, unsigned int clientVe
         startWork();
         ValidPathInfo info = store->queryPathInfo(path);
         stopWork();
-        to << info.deriver << printHash(info.hash) << info.references
+        to << info.deriver << printHash(info.narHash) << info.references
            << info.registrationTime << info.narSize;
         break;
     }
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index 2dfd9e7c7..7ec61eb62 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -374,8 +374,8 @@ static void opQuery(Strings opFlags, Strings opArgs)
                 for (auto & j : paths) {
                     ValidPathInfo info = store->queryPathInfo(j);
                     if (query == qHash) {
-                        assert(info.hash.type == htSHA256);
-                        cout << format("sha256:%1%\n") % printHash32(info.hash);
+                        assert(info.narHash.type == htSHA256);
+                        cout << format("sha256:%1%\n") % printHash32(info.narHash);
                     } else if (query == qSize)
                         cout << format("%1%\n") % info.narSize;
                 }
@@ -567,7 +567,7 @@ static void registerValidity(bool reregister, bool hashGiven, bool canonicalise)
                 canonicalisePathMetaData(info.path, -1);
             if (!hashGiven) {
                 HashResult hash = hashPath(htSHA256, info.path);
-                info.hash = hash.first;
+                info.narHash = hash.first;
                 info.narSize = hash.second;
             }
             infos.push_back(info);
@@ -783,11 +783,11 @@ static void opVerifyPath(Strings opFlags, Strings opArgs)
         Path path = followLinksToStorePath(i);
         printMsg(lvlTalkative, format("checking path ‘%1%’...") % path);
         ValidPathInfo info = store->queryPathInfo(path);
-        HashResult current = hashPath(info.hash.type, path);
-        if (current.first != info.hash) {
+        HashResult current = hashPath(info.narHash.type, path);
+        if (current.first != info.narHash) {
             printMsg(lvlError,
                 format("path ‘%1%’ was modified! expected hash ‘%2%’, got ‘%3%’")
-                % path % printHash(info.hash) % printHash(current.first));
+                % path % printHash(info.narHash) % printHash(current.first));
             status = 1;
         }
     }