diff --git a/src/common-ssh/tests/Makefile.am b/src/common-ssh/tests/Makefile.am
index b26d5bbf..12396991 100644
--- a/src/common-ssh/tests/Makefile.am
+++ b/src/common-ssh/tests/Makefile.am
@@ -39,7 +39,8 @@ test_common_ssh_SOURCES = \
 test_common_ssh_CFLAGS =    \
     -Werror -Wall -pedantic \
     @COMMON_INCLUDE@        \
-    @COMMON_SSH_INCLUDE@
+    @COMMON_SSH_INCLUDE@    \
+    @LIBGUAC_INCLUDE@
 
 test_common_ssh_LDADD = \
     @CUNIT_LIBS@        \
diff --git a/src/protocols/rdp/tests/Makefile.am b/src/protocols/rdp/tests/Makefile.am
index a803b638..3f57bbf3 100644
--- a/src/protocols/rdp/tests/Makefile.am
+++ b/src/protocols/rdp/tests/Makefile.am
@@ -38,7 +38,8 @@ test_rdp_SOURCES =      \
 
 test_rdp_CFLAGS =                \
     -Werror -Wall -pedantic      \
-    @LIBGUAC_CLIENT_RDP_INCLUDE@
+    @LIBGUAC_CLIENT_RDP_INCLUDE@ \
+    @LIBGUAC_INCLUDE@
 
 test_rdp_LDADD =               \
     @CUNIT_LIBS@               \