diff --git a/src/Makefile.am b/src/Makefile.am
index b4aad51..be9cd73 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -286,16 +286,16 @@
 unicode-tables: arabic-table indic-table use-table
 
 arabic-table: gen-arabic-table.py ArabicShaping.txt UnicodeData.txt Blocks.txt
-	$(AM_V_GEN) $(builddir)/$^ > hb-ot-shape-complex-arabic-table.hh \
-	|| ($(RM) hb-ot-shape-complex-arabic-table.hh; false)
+	$(AM_V_GEN) $(builddir)/$^ > $(srcdir)/hb-ot-shape-complex-arabic-table.hh \
+	|| ($(RM) $(srcdir)/hb-ot-shape-complex-arabic-table.hh; false)
 
 indic-table: gen-indic-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt Blocks.txt
-	$(AM_V_GEN) $(builddir)/$^ > hb-ot-shape-complex-indic-table.cc \
-	|| ($(RM) hb-ot-shape-complex-indic-table.cc; false)
+	$(AM_V_GEN) $(builddir)/$^ > $(srcdir)/hb-ot-shape-complex-indic-table.cc \
+	|| ($(RM) $(srcdir)/hb-ot-shape-complex-indic-table.cc; false)
 
 use-table: gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt Blocks.txt
-	$(AM_V_GEN) $(builddir)/$^ > hb-ot-shape-complex-use-table.cc \
-	|| ($(RM) hb-ot-shape-complex-use-table.cc; false)
+	$(AM_V_GEN) $(builddir)/$^ > $(srcdir)/hb-ot-shape-complex-use-table.cc \
+	|| ($(RM) $(srcdir)/hb-ot-shape-complex-use-table.cc; false)
 
 built-sources: $(BUILT_SOURCES)