diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc
index 304cb95f1..632ed867d 100644
--- a/src/libexpr/eval.cc
+++ b/src/libexpr/eval.cc
@@ -2066,7 +2066,6 @@ std::string EvalState::copyPathToStore(PathSet & context, const Path & path)
         dstPath = store->printStorePath(i->second);
     else {
         // FIXME: use SourcePath
-        printError("COPY %s", path);
         auto path2 = unpackPath(path);
         #if 0
         auto p = settings.readOnlyMode
diff --git a/src/libexpr/paths.cc b/src/libexpr/paths.cc
index d2dcfb877..16f747586 100644
--- a/src/libexpr/paths.cc
+++ b/src/libexpr/paths.cc
@@ -8,7 +8,6 @@ static constexpr std::string_view marker = "/__virtual/";
 Path EvalState::packPath(const SourcePath & path)
 {
     // FIXME: canonPath(path) ?
-    printError("PACK %s", path.path);
     assert(hasPrefix(path.path, "/"));
     inputAccessors.emplace(path.accessor->number, path.accessor);
     return std::string(marker) + std::to_string(path.accessor->number) + path.path;
@@ -16,7 +15,6 @@ Path EvalState::packPath(const SourcePath & path)
 
 SourcePath EvalState::unpackPath(const Path & path)
 {
-    printError("UNPACK %s", path);
     if (hasPrefix(path, marker)) {
         auto s = path.substr(marker.size());
         auto slash = s.find('/');
@@ -32,7 +30,6 @@ SourcePath EvalState::unpackPath(const Path & path)
 
 SourcePath EvalState::rootPath(const Path & path)
 {
-    printError("ROOT %s", path);
     return {rootFS, path};
 }
 
diff --git a/src/libfetchers/input-accessor.cc b/src/libfetchers/input-accessor.cc
index be63a447e..ab78e7297 100644
--- a/src/libfetchers/input-accessor.cc
+++ b/src/libfetchers/input-accessor.cc
@@ -107,7 +107,6 @@ struct FSInputAccessor : InputAccessor
     std::string readFile(PathView path) override
     {
         auto absPath = makeAbsPath(path);
-        printError("READ %s", absPath);
         checkAllowed(absPath);
         return nix::readFile(absPath);
     }
@@ -115,14 +114,12 @@ struct FSInputAccessor : InputAccessor
     bool pathExists(PathView path) override
     {
         auto absPath = makeAbsPath(path);
-        printError("EXISTS %s", absPath);
         return isAllowed(absPath) && nix::pathExists(absPath);
     }
 
     Stat lstat(PathView path) override
     {
         auto absPath = makeAbsPath(path);
-        printError("LSTAT %s", absPath);
         checkAllowed(absPath);
         auto st = nix::lstat(absPath);
         return Stat {
@@ -138,7 +135,6 @@ struct FSInputAccessor : InputAccessor
     DirEntries readDirectory(PathView path) override
     {
         auto absPath = makeAbsPath(path);
-        printError("READDIR %s", absPath);
         checkAllowed(absPath);
         DirEntries res;
         for (auto & entry : nix::readDirectory(absPath)) {
@@ -157,7 +153,6 @@ struct FSInputAccessor : InputAccessor
     std::string readLink(PathView path) override
     {
         auto absPath = makeAbsPath(path);
-        printError("READLINK %s", absPath);
         checkAllowed(absPath);
         return nix::readLink(absPath);
     }