diff --git a/testsuites/tmtests/tm01/Makefile.am b/testsuites/tmtests/tm01/Makefile.am
index ff6208509e..4502f6e0d5 100644
--- a/testsuites/tmtests/tm01/Makefile.am
+++ b/testsuites/tmtests/tm01/Makefile.am
@@ -28,9 +28,6 @@ include $(top_srcdir)/tmtests.am
 
 OPERATION_COUNT = @OPERATION_COUNT@
 AM_CPPFLAGS += -I$(top_srcdir)/include -DOPERATION_COUNT=$(OPERATION_COUNT)
-
-AM_CPPFLAGS += -I$(top_srcdir)/../support/include
-
 AM_CPPFLAGS += -I$(top_srcdir)/../support/include
 
 ${PGM}: $(OBJS) $(LINK_FILES)
diff --git a/testsuites/tmtests/tm26/Makefile.am b/testsuites/tmtests/tm26/Makefile.am
index e0bf0e2604..b228eaaa58 100644
--- a/testsuites/tmtests/tm26/Makefile.am
+++ b/testsuites/tmtests/tm26/Makefile.am
@@ -28,9 +28,6 @@ include $(top_srcdir)/tmtests.am
 
 OPERATION_COUNT = @OPERATION_COUNT@
 AM_CPPFLAGS += -I$(top_srcdir)/include -DOPERATION_COUNT=$(OPERATION_COUNT)
-
-AM_CPPFLAGS += -I$(top_srcdir)/../support/include
-
 AM_CPPFLAGS += -I$(top_srcdir)/../support/include
 
 ${PGM}: $(OBJS) $(LINK_FILES)