diff --git a/lang/python/tests/Makefile.am b/lang/python/tests/Makefile.am
index d9012853..d26d33de 100644
--- a/lang/python/tests/Makefile.am
+++ b/lang/python/tests/Makefile.am
@@ -21,7 +21,7 @@ GPG_AGENT = gpg-agent
 
 test_srcdir = $(top_srcdir)/tests/gpg
 
-GNUPGHOME=$(abs_builddir) \
+GNUPGHOME=$(abs_builddir)
 TESTS_ENVIRONMENT = GNUPGHOME=$(GNUPGHOME) \
 	LC_ALL=C GPG_AGENT_INFO= \
 	top_srcdir=$(top_srcdir) \