diff --git a/Makefile.am b/Makefile.am
index 00db66ee1..f2fb0b927 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -95,13 +95,13 @@ docs/reference/version.entities:
 docs-bt-core: libbuzztrax-core.la libbtbsl.la libbuzztrax-ic.la docs/reference/version.entities
 	@$(MAKE) -C docs/reference/bt-core
 
-docs-bt-ic: libbuzztrax-ic.la docs/reference/version.entities
+docs-bt-ic: libbuzztrax-ic.la docs/reference/version.entities | docs-bt-core 
 	@$(MAKE) -C docs/reference/bt-ic
 
-docs-bt-cmd: libbtcmd.la libbuzztrax-ic.la libbuzztrax-core.la docs/reference/version.entities
+docs-bt-cmd: libbtcmd.la libbuzztrax-ic.la libbuzztrax-core.la docs/reference/version.entities | docs-bt-core docs-bt-ic
 	@$(MAKE) -C docs/reference/bt-cmd
 
-docs-bt-edit: libbtedit.la libbuzztrax-ic.la libbuzztrax-core.la docs/reference/version.entities
+docs-bt-edit: libbtedit.la libbuzztrax-ic.la libbuzztrax-core.la docs/reference/version.entities | docs-bt-core docs-bt-ic
 	@$(MAKE) -C docs/reference/bt-edit
 
 if FLUIDSYNTH_SUPPORT