diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index dc357823261..e4601976cfd 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2021,10 +2021,10 @@ let
   };
 
   python25Full = python25Base.meta.function {
-    db4 = if getConfig ["python" "db4Support"] false then db4 else null;
-    sqlite = if getConfig ["python" "sqliteSupport"] false then sqlite else null;
-    readline = if getConfig ["python" "readlineSupport"] false then readline else null;
-    openssl = if getConfig ["python" "opensslSupport"] false then openssl else null;
+    db4 = if getConfig ["python" "db4Support"] true then db4 else null;
+    sqlite = if getConfig ["python" "sqliteSupport"] true then sqlite else null;
+    readline = if getConfig ["python" "readlineSupport"] true then readline else null;
+    openssl = if getConfig ["python" "opensslSupport"] true then openssl else null;
   };
 
   pyrex = pyrex095;