diff --git a/contribs/phpext/Makefile.am b/contribs/phpext/Makefile.am
index 291f70802177264459579c17a5dea8d877d4e632..365ea0c5e3eaa3171bc7f72d160db1766b71a173 100644
--- a/contribs/phpext/Makefile.am
+++ b/contribs/phpext/Makefile.am
@@ -14,7 +14,7 @@ all-local:
 		if [ ! -f configure ]; then \
 			$(phpize); \
 		fi && \
-		./configure; \
+		./configure ; \
 		if [ ! -f Makefile ]; then \
 			exit 0;\
 		fi \
@@ -27,7 +27,7 @@ install-exec-local:
 	if [ ! -f Makefile ]; then \
 		exit 0;\
 	fi && \
-	$(MAKE) DESTDIR=$(DESTDIR) $(add_flags) install && \
+	$(MAKE) INSTALL_ROOT=$(DESTDIR) $(add_flags) install && \
 	cd ..;
 
 clean-generic:
diff --git a/contribs/phpext/Makefile.in b/contribs/phpext/Makefile.in
index 2ee7712d40c48e0547b4dc4ad407d73551c57bc7..abd8350c6cf755537d24a3230675d719f9ae1ee6 100644
--- a/contribs/phpext/Makefile.in
+++ b/contribs/phpext/Makefile.in
@@ -405,7 +405,7 @@ all-local:
 		if [ ! -f configure ]; then \
 			$(phpize); \
 		fi && \
-		./configure; \
+		./configure ; \
 		if [ ! -f Makefile ]; then \
 			exit 0;\
 		fi \
@@ -418,7 +418,7 @@ install-exec-local:
 	if [ ! -f Makefile ]; then \
 		exit 0;\
 	fi && \
-	$(MAKE) DESTDIR=$(DESTDIR) $(add_flags) install && \
+	$(MAKE) INSTALL_ROOT=$(DESTDIR) $(add_flags) install && \
 	cd ..;
 
 clean-generic: