diff --git a/lib/attrs.nix b/lib/attrs.nix
index de7dc5d..63df32c 100644
--- a/lib/attrs.nix
+++ b/lib/attrs.nix
@@ -40,4 +40,6 @@ rec {
         lib.isDerivation v && !meta.broken && builtins.elem system platforms);
     in
       lib.filterAttrs filter packages;
+
+  safeReadDir = path: lib.optionalAttrs (builtins.pathExists path) (builtins.readDir path);
 }
diff --git a/lib/default.nix b/lib/default.nix
index 2ff3102..8ed28a4 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -17,7 +17,7 @@ lib.makeExtensible (final:
     lists = callLibs ./lists.nix;
     strings = callLibs ./strings.nix;
 
-    inherit (attrs) mapFilterAttrs genAttrs'
+    inherit (attrs) mapFilterAttrs genAttrs' safeReadDir
       pathsToImportedAttrs concatAttrs filterPackages;
     inherit (lists) pathsIn;
     inherit (strings) rgxToString;
diff --git a/lib/devos/mkProfileAttrs.nix b/lib/devos/mkProfileAttrs.nix
index 214df26..d89c6ba 100644
--- a/lib/devos/mkProfileAttrs.nix
+++ b/lib/devos/mkProfileAttrs.nix
@@ -1,4 +1,4 @@
-{ lib, ... }:
+{ lib, dev, ... }:
 
 let mkProfileAttrs =
   /**
@@ -16,7 +16,7 @@ let mkProfileAttrs =
   let
     imports =
       let
-        files = builtins.readDir dir;
+        files = dev.safeReadDir dir;
 
         p = n: v:
           v == "directory"
diff --git a/lib/devos/recImport.nix b/lib/devos/recImport.nix
index fad20c2..d7f2aa8 100644
--- a/lib/devos/recImport.nix
+++ b/lib/devos/recImport.nix
@@ -9,4 +9,4 @@ dev.mapFilterAttrs
       let name = lib.removeSuffix ".nix" n; in lib.nameValuePair (name) (_import name)
     else
       lib.nameValuePair ("") (null))
-  (builtins.readDir dir)
+  (dev.safeReadDir dir)
diff --git a/lib/lists.nix b/lib/lists.nix
index f0f0ea0..b6530f1 100644
--- a/lib/lists.nix
+++ b/lib/lists.nix
@@ -1,9 +1,8 @@
-{ lib, ... }:
+{ lib, dev, ... }:
 {
   pathsIn = dir:
     let
       fullPath = name: "${toString dir}/${name}";
     in
-    map fullPath (lib.attrNames (lib.optionalAttrs
-      (builtins.pathExists dir) (builtins.readDir dir)));
+    map fullPath (lib.attrNames (dev.safeReadDir dir));
 }
diff --git a/tests/lib.nix b/tests/lib.nix
index d3ca9ad..900cb57 100644
--- a/tests/lib.nix
+++ b/tests/lib.nix
@@ -69,6 +69,14 @@ lib.runTests {
     (rgxToString "hat" "foohatbar" == "hat")
   ];
 
+  testSafeReadDir = {
+    expr = safeReadDir "${self}/tests/profiles" // safeReadDir "${self}/nonexistentdir";
+    expected = {
+      foo = "directory";
+      t = "directory";
+    };
+  };
+
   testSuites =
     let
       profiles = os.mkProfileAttrs (toString ./profiles);