diff --git a/configure.ac b/configure.ac
index 182292e06c..30c2e0d7ce 100644
--- a/configure.ac
+++ b/configure.ac
@@ -17,7 +17,7 @@ AH_BOTTOM([
 
 AM_INIT_AUTOMAKE([1.6 dist-xz no-dist-gzip -Wall color-tests subdir-objects])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
+AM_CONDITIONAL([HAVE_AM_16], [test $(echo "${am__api_version}"|cut -d. -f2) -ge 16])
 # Due to a bug in automake 1.14 we need to use this after AM_INIT_AUTOMAKE
 # http://debbugs.gnu.org/cgi/bugreport.cgi?bug=15981
 AC_USE_SYSTEM_EXTENSIONS
diff --git a/src/Makefile_Eolian.am b/src/Makefile_Eolian.am
index 2b84287140..57c5cda09b 100644
--- a/src/Makefile_Eolian.am
+++ b/src/Makefile_Eolian.am
@@ -120,7 +120,11 @@ tests/eolian/eolian_generated_future.c \
 tests/eolian/eolian_suite.c \
 tests/eolian/eolian_suite.h
 
+if HAVE_AM_16
+tests/eolian/eolian_suite-eolian_generated_future.$(OBJEXT): tests/eolian/generated_future.eo.h tests/eolian/generated_future.eo.c
+else
 tests/eolian/tests_eolian_eolian_suite-eolian_generated_future.$(OBJEXT): tests/eolian/generated_future.eo.h tests/eolian/generated_future.eo.c
+endif
 
 CLEANFILES += tests/eolian/generated_future.eo.h tests/eolian/generated_future.eo.c