diff --git a/pkgs/applications/science/chemistry/cp2k/default.nix b/pkgs/applications/science/chemistry/cp2k/default.nix
index e34e723c7a4e..7a0b6eb0d55c 100644
--- a/pkgs/applications/science/chemistry/cp2k/default.nix
+++ b/pkgs/applications/science/chemistry/cp2k/default.nix
@@ -73,7 +73,7 @@ in stdenv.mkDerivation rec {
                  -ftree-vectorize -funroll-loops -msse2 \
                  -std=f2008 \
                  -fopenmp -ftree-vectorize -funroll-loops \
-                 -I${libxc}/include -I${lib.getDev libxsmm}/include \
+                 -I${lib.getDev libxc}/include -I${lib.getDev libxsmm}/include \
                  -I${libint}/include ${lib.optionalString enableElpa "$(pkg-config --variable=fcflags elpa)"}
     LIBS       = -lfftw3 -lfftw3_threads \
                  -lscalapack -lblas -llapack \
diff --git a/pkgs/development/libraries/libxc/default.nix b/pkgs/development/libraries/libxc/default.nix
index ff47a3881e04..b3f20d02c533 100644
--- a/pkgs/development/libraries/libxc/default.nix
+++ b/pkgs/development/libraries/libxc/default.nix
@@ -18,6 +18,8 @@ stdenv.mkDerivation rec {
         --replace "PROPERTIES TIMEOUT 1" "PROPERTIES TIMEOUT 30"
   '';
 
+  outputs = [ "out" "dev" ];
+
   nativeBuildInputs = [ perl cmake gfortran ];
 
   preConfigure = ''