diff --git a/pkgs/build-support/php/build-pecl.nix b/pkgs/build-support/php/build-pecl.nix
index 16913a85c63d..79faa2c7700a 100644
--- a/pkgs/build-support/php/build-pecl.nix
+++ b/pkgs/build-support/php/build-pecl.nix
@@ -41,7 +41,9 @@ stdenv.mkDerivation (
 
     inherit src;
 
+    strictDeps = true;
     nativeBuildInputs = [
+      php
       autoreconfHook
       re2c
     ] ++ nativeBuildInputs;