diff --git a/pkgs/development/libraries/boost/generic.nix b/pkgs/development/libraries/boost/generic.nix
index cb9f0422c76..6e1a2cfc413 100644
--- a/pkgs/development/libraries/boost/generic.nix
+++ b/pkgs/development/libraries/boost/generic.nix
@@ -104,7 +104,8 @@ let
     # Make boost header paths relative so that they are not runtime dependencies
     (
       cd "$dev"
-      find include \( -name '*.hpp' -or -name '*.h' \) -exec sed '1i#line 1 "{}"' -i '{}' \;
+      find include \( -name '*.hpp' -or -name '*.h' -or -name '*.ipp' \) \
+        -exec sed '1i#line 1 "{}"' -i '{}' \;
     )
   '';