diff --git a/examples/Makefile.am b/examples/Makefile.am
index 92702983693c8e7b44623e1ff949e1ecf9d1cf70..bddb32943781e9326e05cc5c55a87086fc96cf02 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -24,11 +24,11 @@ AM_CFLAGS = -I$(top_srcdir)/src $(HDF5_CPPFLAGS)
 AM_LDFLAGS = $(HDF5_LDFLAGS)
 
 # Extra libraries.
-EXTRA_LIBS = $(HDF5_LIBS) $(FFTW_LIBS) $(PROFILER_LIBS) $(TCMALLOC_LIBS) $(JEMALLOC_LIBS)
+EXTRA_LIBS = $(HDF5_LIBS) $(FFTW_LIBS) $(PROFILER_LIBS) $(TCMALLOC_LIBS) $(JEMALLOC_LIBS) $(GRACKLE_LIBS)
 
 # MPI libraries.
-MPI_LIBS = $(METIS_LIBS) $(GRACKLE_LIBS) $(MPI_THREAD_LIBS)
-MPI_FLAGS = -DWITH_MPI $(METIS_INCS) $(GRACKLE_INCS)
+MPI_LIBS = $(METIS_LIBS) $(MPI_THREAD_LIBS)
+MPI_FLAGS = -DWITH_MPI $(METIS_INCS)
 
 # Programs.
 bin_PROGRAMS = swift
diff --git a/src/Makefile.am b/src/Makefile.am
index 3f2985702f3d831d9254475b0ce4634604494164..91affa55f8ad3be3bbf22b5ec09588d7a1bedca8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -15,6 +15,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+AUTOMAKE_OPTIONS = subdir-objects
 # Add the debug flag to the whole thing
 AM_CFLAGS = $(HDF5_CPPFLAGS)
 
@@ -25,11 +26,11 @@ AM_LDFLAGS = $(HDF5_LDFLAGS) $(FFTW_LIBS) -version-info 0:0:0
 GIT_CMD = @GIT_CMD@
 
 # Additional dependencies for shared libraries.
-EXTRA_LIBS = $(HDF5_LIBS) $(PROFILER_LIBS) $(TCMALLOC_LIBS) $(JEMALLOC_LIBS)
+EXTRA_LIBS = $(HDF5_LIBS) $(PROFILER_LIBS) $(TCMALLOC_LIBS) $(JEMALLOC_LIBS) $(GRACKLE_LIB)
 
 # MPI libraries.
 MPI_LIBS = $(METIS_LIBS) $(GRACKLE_LIB) $(MPI_THREAD_LIBS)
-MPI_FLAGS = -DWITH_MPI $(METIS_INCS) $(GRACKLE_LIB)
+MPI_FLAGS = -DWITH_MPI $(METIS_INCS)
 
 # Build the libswiftsim library
 lib_LTLIBRARIES = libswiftsim.la
@@ -57,7 +58,8 @@ AM_SOURCES = space.c runner.c queue.c task.c cell.c engine.c \
     runner_doiact_fft.c threadpool.c cooling.c sourceterms.c \
     statistics.c runner_doiact_vec.c profiler.c dump.c logger.c \
     part_type.c xmf.c gravity_properties.c gravity.c \
-    collectgroup.c hydro_space.c equation_of_state.c
+    collectgroup.c hydro_space.c equation_of_state.c \
+    cooling/grackle/grackle_wrapper.c
 
 # Include files for distribution, not installation.
 nobase_noinst_HEADERS = align.h approx_math.h atomic.h barrier.h cycle.h error.h inline.h kernel_hydro.h kernel_gravity.h \
diff --git a/src/cooling/grackle/grackle_wrapper.c b/src/cooling/grackle/grackle_wrapper.c
index 4aeefe06742e7f57cae22058cdbcc88237ef6621..119e26a8b1479e1251f161898bf3b84acd19b267 100644
--- a/src/cooling/grackle/grackle_wrapper.c
+++ b/src/cooling/grackle/grackle_wrapper.c
@@ -12,7 +12,7 @@
 ************************************************************************/
 
 
-#include <cooling/grackle/grackle_wrapper.h>
+#include "grackle_wrapper.h"
 
 #define GRACKLE_DEBUG
 
diff --git a/src/cooling/grackle/grackle_wrapper.h b/src/cooling/grackle/grackle_wrapper.h
index c33f27b6413e3625609075f65353792bed74fba5..b4cdfa7fbb3f07c19a0caba60a295cc902df0488 100644
--- a/src/cooling/grackle/grackle_wrapper.h
+++ b/src/cooling/grackle/grackle_wrapper.h
@@ -13,7 +13,7 @@
 #ifndef SWIFT_COOLING_GRACKLE_WRAPPER_H
 #define SWIFT_COOLING_GRACKLE_WRAPPER_H
 
-#include <config.h>
+#include "config.h"
 #include <grackle.h>
 #include <math.h>
 #include <stdio.h>