1 files changed, 8 insertions, 1 deletions
diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 3cc0aec922cd..6dbbd77f95a7 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -848,11 +848,18 @@ self: super: {
   # https://github.com/fpco/stackage/issues/3126
   stack = doJailbreak super.stack;
 
-  # Hoogle needs newer versions than lts-10 provides.
+  # Hoogle needs newer versions than lts-10 provides. lambdabot-haskell-plugins
+  # depends on Hoogle and therefore needs to use the same version.
   hoogle = super.hoogle.override {
     haskell-src-exts = self.haskell-src-exts_1_20_1;
     http-conduit = self.http-conduit_2_3_0;
   };
+  lambdabot-haskell-plugins = super.lambdabot-haskell-plugins.override {
+    haskell-src-exts-simple = self.haskell-src-exts-simple_1_20_0_0;
+  };
+  haskell-src-exts-simple_1_20_0_0 = super.haskell-src-exts-simple_1_20_0_0.override {
+    haskell-src-exts = self.haskell-src-exts_1_20_1;
+  };
 
   # These packages depend on each other, forming an infinite loop.
   scalendar = markBroken (super.scalendar.override { SCalendar = null; });