diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index d72ad7094d16..2b2d17eb2e80 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -443,6 +443,11 @@ let
     Matrix = [ pkgs.libiconv ];
     mgcv = [ pkgs.libiconv ];
     igraph = [ pkgs.libiconv ];
+    ape = [ pkgs.libiconv ];
+    expm = [ pkgs.libiconv ];
+    mnormt = [ pkgs.libiconv ];
+    phangorn = [ pkgs.libiconv ];
+    quadprog = [ pkgs.libiconv ];
   };
 
   packagesRequireingX = [