diff --git a/Makefile b/Makefile
index a939ef39..fb2ae4ba 100644
--- a/Makefile
+++ b/Makefile
@@ -86,8 +86,10 @@ SPECIAL_VOLTAGE_LIBRARY ?= sky130_fd_sc_hvl
 IO_LIBRARY ?= sky130_fd_io
 PRIMITIVES_LIBRARY ?= sky130_fd_pr
 SKYWATER_COMMIT ?= c094b6e83a4f9298e47f696ec5a7fd53535ec5eb
-OPEN_PDKS_COMMIT ?= 05af1d05227419f0955cd98610351f4680575b95  # = 1.0.303
-PDK_MAGIC_COMMIT ?= fe2eb6d3906ed15ade0e7a51daea80dd4e3846e2  # = 8.3.294
+OPEN_PDKS_COMMIT ?= 05af1d05227419f0955cd98610351f4680575b95
+# = 1.0.303
+PDK_MAGIC_COMMIT ?= fe2eb6d3906ed15ade0e7a51daea80dd4e3846e2
+# = 8.3.294
 
 .DEFAULT_GOAL := ship
 # We need portable GDS_FILE pointers...