diff --git a/Makefile b/Makefile
index 2003c5df5a..d0d750e893 100644
--- a/Makefile
+++ b/Makefile
@@ -35,7 +35,7 @@ MARKDOWN_FILES = $(wildcard $(SPEC_DIR)/*/*.md) \
                  $(wildcard $(SPEC_DIR)/_features/*/*/*.md) \
                  $(wildcard $(SSZ_DIR)/*.md)
 
-ALL_EXECUTABLE_SPEC_NAMES = phase0 altair bellatrix capella deneb eip6110 eip7002 whisk peerdas
+ALL_EXECUTABLE_SPEC_NAMES = phase0 altair bellatrix capella deneb eip6110 eip7002 whisk
 # The parameters for commands. Use `foreach` to avoid listing specs again.
 COVERAGE_SCOPE := $(foreach S,$(ALL_EXECUTABLE_SPEC_NAMES), --cov=eth2spec.$S.$(TEST_PRESET_TYPE))
 PYLINT_SCOPE := $(foreach S,$(ALL_EXECUTABLE_SPEC_NAMES), ./eth2spec/$S)