diff --git a/lib/default.nix b/lib/default.nix
index af9716cb165f..1bfd5b9ac8b1 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -105,6 +105,22 @@ let
       # network
       network = callLibs ./network;
 
+      inherit (builtins)
+        getContext
+        hasContext
+        convertHash
+        hashString
+        hasFile
+        parseDrvName
+        placeholder
+        fromJSON
+        fromTOML
+        toFile
+        toJSON
+        toString
+        toXML
+        tryEval
+        ;
       inherit (self.trivial)
         id
         const
@@ -112,6 +128,8 @@ let
         concat
         "or"
         and
+        mul
+        div
         xor
         bitAnd
         bitOr
@@ -163,6 +181,8 @@ let
         pathExists
         genericClosure
         readFile
+        ceil
+        floor
         ;
       inherit (self.fixedPoints)
         fix
@@ -327,7 +347,6 @@ let
         escape
         escapeShellArg
         escapeShellArgs
-        isPath
         isStorePath
         isStringLike
         isValidPosixName
@@ -420,6 +439,9 @@ let
         pathType
         pathIsDirectory
         pathIsRegularFile
+        baseNameOf
+        dirOf
+        isPath
         packagesFromDirectoryRecursive
         ;
       inherit (self.sources)
@@ -434,6 +456,7 @@ let
         pathIsGitRepo
         revOrTag
         repoRevToName
+        filterSource
         ;
       inherit (self.modules)
         evalModules
@@ -564,6 +587,7 @@ let
         imap
         ;
       inherit (self.versions)
+        compareVersions
         splitVersion
         ;
       inherit (self.network.ipv6)
diff --git a/lib/filesystem.nix b/lib/filesystem.nix
index acc47cd5efdb..7063abfe2079 100644
--- a/lib/filesystem.nix
+++ b/lib/filesystem.nix
@@ -25,6 +25,11 @@ let
 in
 
 {
+  inherit (builtins)
+    baseNameOf
+    dirOf
+    isPath
+    ;
 
   /**
     The type of a path. The path needs to exist and be accessible.
diff --git a/lib/sources.nix b/lib/sources.nix
index 2936962c2de1..c99f2c265086 100644
--- a/lib/sources.nix
+++ b/lib/sources.nix
@@ -529,4 +529,6 @@ in
 
     trace
     ;
+
+  inherit (builtins) filterSource;
 }
diff --git a/lib/trivial.nix b/lib/trivial.nix
index 45a8ec9169f5..f351fb572fbc 100644
--- a/lib/trivial.nix
+++ b/lib/trivial.nix
@@ -27,6 +27,8 @@ in
     isFloat
     add
     sub
+    mul
+    div
     lessThan
     seq
     deepSeq
@@ -34,6 +36,8 @@ in
     bitAnd
     bitOr
     bitXor
+    ceil
+    floor
     ;
 
   ## Simple (higher order) functions
diff --git a/lib/versions.nix b/lib/versions.nix
index 2355655f179a..0073c5669743 100644
--- a/lib/versions.nix
+++ b/lib/versions.nix
@@ -3,6 +3,8 @@
 
 rec {
 
+  inherit (builtins) compareVersions;
+
   /**
     Break a version string into its component parts.