diff --git a/fuzzers/045-hclk-cmt-pips/Makefile b/fuzzers/045-hclk-cmt-pips/Makefile
index d0a9df82..0406aa5a 100644
--- a/fuzzers/045-hclk-cmt-pips/Makefile
+++ b/fuzzers/045-hclk-cmt-pips/Makefile
@@ -7,7 +7,7 @@ TODO_RE=".*"
 #   A BUFR can be used to clock divide if needed
 # - PHSR PIPs are connected to PHASER sites, which are undocumented, so avoid
 #   for now.
-EXCLUDE_RE="(^.*BUFMR)|(^.*FREQ_REF)|(^.*PHSR)|(^.*CLK_PLL7)|(^.*CLK_MMCM13)"
+EXCLUDE_RE="(^.*LEAF)|(^.*BUFMR)|(^.*FREQ_REF)|(^.*PHSR)|(^.*CLK_PLL7)|(^.*CLK_MMCM13)"
 
 MAKETODO_FLAGS=--sides ",l" --pip-type ${PIP_TYPE} --seg-type ${PIP_TYPE} --re $(TODO_RE) --exclude-re $(EXCLUDE_RE)
 N = 50