diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1f52831643b9..776adbe300c4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1246,7 +1246,7 @@ with pkgs;
   aflplusplus = callPackage ../tools/security/aflplusplus {
     clang = clang_9;
     llvm = llvm_9;
-    python = python37;
+    python = python3;
     wine = null;
   };