diff --git a/share/completions/pip.fish b/share/completions/pip.fish
index 52332f599..381d3feaa 100644
--- a/share/completions/pip.fish
+++ b/share/completions/pip.fish
@@ -1,4 +1,4 @@
 if command -sq pip
-    eval (pip completion --fish)
+    pip completion --fish | source
 end
 
diff --git a/share/completions/pip2.fish b/share/completions/pip2.fish
index a0297f081..51284c455 100644
--- a/share/completions/pip2.fish
+++ b/share/completions/pip2.fish
@@ -1,3 +1,3 @@
 if command -sq pip2
-    eval (pip2 completion --fish)
+    pip2 completion --fish | source
 end
diff --git a/share/completions/pip3.fish b/share/completions/pip3.fish
index 25b1918e3..10c525927 100644
--- a/share/completions/pip3.fish
+++ b/share/completions/pip3.fish
@@ -1,3 +1,3 @@
 if command -sq pip3
-    eval (pip3 completion --fish)
+    pip3 completion --fish | source
 end
diff --git a/share/completions/pipenv.fish b/share/completions/pipenv.fish
index fce46933c..83f93f3ce 100644
--- a/share/completions/pipenv.fish
+++ b/share/completions/pipenv.fish
@@ -1,3 +1,3 @@
 if command -sq pipenv
-    eval (pipenv --completion)
+    pipenv --completion | source
 end