diff --git a/pkgs/development/interpreters/php/default.nix b/pkgs/development/interpreters/php/default.nix
index e7eba7011a5e..6bb134ee1c9c 100644
--- a/pkgs/development/interpreters/php/default.nix
+++ b/pkgs/development/interpreters/php/default.nix
@@ -77,8 +77,8 @@ in
     hash = "sha256-gAt7btULc8jueETuXy98xhL6p4daCqfEUp6O1YZqUDA=";
   };
   php84 = mkPhp {
-    version = "8.4.19";
-    hash = "sha256-vOt3mO03tEL+Ujrn7zRczCIx2wsCLTBzXC43jTJUoNQ=";
+    version = "8.4.20";
+    hash = "sha256-ziXSYQpflSKsj1P7t7goC1wCGZHpvZE3BoycYp2f+1Y=";
   };
   php85 = mkPhp {
     version = "8.5.4";