diff --git a/conf.d/rustup.fish b/conf.d/rustup.fish
index e4cb363..057cbe1 100644
--- a/conf.d/rustup.fish
+++ b/conf.d/rustup.fish
@@ -1 +1,3 @@
-source "$HOME/.cargo/env.fish"
+if test -f "$HOME/.cargo/env.fish"
+    source "$HOME/.cargo/env.fish"
+end
diff --git a/conf.d/uv.env.fish b/conf.d/uv.env.fish
index d97734b..3eb1b33 100644
--- a/conf.d/uv.env.fish
+++ b/conf.d/uv.env.fish
@@ -1,2 +1,3 @@
-
-source "$HOME/.local/share/../bin/env.fish"
+if test -f "$HOME/.local/share/../bin/env.fish"
+    source "$HOME/.local/share/../bin/env.fish"
+end