diff --git a/BlueSteel/Makefile.am b/BlueSteel/Makefile.am
index 56eb781..f42dc0e 100644
--- a/BlueSteel/Makefile.am
+++ b/BlueSteel/Makefile.am
@@ -24,4 +24,5 @@ uninstall-local:
 .PHONY: etheme $(THEME).etheme
 etheme: $(THEME).etheme
 $(THEME).etheme:
-	test ! -d data || (cd data; tar -czvf ../$(THEME).etheme --exclude .svn *)
+	test ! -d $(srcdir)/data || \
+		(cd $(srcdir)/data; tar -czf $(abs_builddir)/$(THEME).etheme *)
diff --git a/BrushedMetal-Tigert/Makefile.am b/BrushedMetal-Tigert/Makefile.am
index 9a4a58a..936091c 100644
--- a/BrushedMetal-Tigert/Makefile.am
+++ b/BrushedMetal-Tigert/Makefile.am
@@ -24,4 +24,5 @@ uninstall-local:
 .PHONY: etheme $(THEME).etheme
 etheme: $(THEME).etheme
 $(THEME).etheme:
-	test ! -d data || (cd data; tar -czvf ../$(THEME).etheme --exclude .svn *)
+	test ! -d $(srcdir)/data || \
+		(cd $(srcdir)/data; tar -czf $(abs_builddir)/$(THEME).etheme *)
diff --git a/Ganymede/Makefile.am b/Ganymede/Makefile.am
index a611a7c..161fbd2 100644
--- a/Ganymede/Makefile.am
+++ b/Ganymede/Makefile.am
@@ -24,4 +24,5 @@ uninstall-local:
 .PHONY: etheme $(THEME).etheme
 etheme: $(THEME).etheme
 $(THEME).etheme:
-	test ! -d data || (cd data; tar -czvf ../$(THEME).etheme --exclude .svn *)
+	test ! -d $(srcdir)/data || \
+		(cd $(srcdir)/data; tar -czf $(abs_builddir)/$(THEME).etheme *)
diff --git a/ShinyMetal/Makefile.am b/ShinyMetal/Makefile.am
index 5bab21c..5b923c4 100644
--- a/ShinyMetal/Makefile.am
+++ b/ShinyMetal/Makefile.am
@@ -24,4 +24,5 @@ uninstall-local:
 .PHONY: etheme $(THEME).etheme
 etheme: $(THEME).etheme
 $(THEME).etheme:
-	test ! -d data || (cd data; tar -czvf ../$(THEME).etheme --exclude .svn *)
+	test ! -d $(srcdir)/data || \
+		(cd $(srcdir)/data; tar -czf $(abs_builddir)/$(THEME).etheme *)
diff --git a/winter/Makefile.am b/winter/Makefile.am
index 6bde9f7..c54eff0 100644
--- a/winter/Makefile.am
+++ b/winter/Makefile.am
@@ -27,4 +27,5 @@ uninstall-local:
 .PHONY: etheme $(THEME).etheme
 etheme: $(THEME).etheme
 $(THEME).etheme:
-	test ! -d data || (cd data; tar -czvf ../$(THEME).etheme --exclude .svn *)
+	test ! -d $(srcdir)/data || \
+		(cd $(srcdir)/data; tar -czf $(abs_builddir)/$(THEME).etheme *)