diff --git a/core/Makefile b/core/Makefile
index 99125fbea..effa55d5e 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -283,6 +283,12 @@ build_unix_frozen: templates build_cross ## build unix port with frozen modules
 		PYOPT="$(PYOPT)" BITCOIN_ONLY="$(BITCOIN_ONLY)" TREZOR_EMULATOR_ASAN="$(ADDRESS_SANITIZER)" \
 		TREZOR_MEMPERF="$(TREZOR_MEMPERF)" TREZOR_EMULATOR_FROZEN=1
 
+build_unix_frozen_debug: templates build_cross ## build unix port with frozen modules and DEBUG (PYOPT="0")
+	$(SCONS) CFLAGS="$(CFLAGS)" $(UNIX_BUILD_DIR)/trezor-emu-core $(UNIX_PORT_OPTS) \
+		TREZOR_MODEL="$(TREZOR_MODEL)" CMAKELISTS="$(CMAKELISTS)" \
+		PYOPT="0" BITCOIN_ONLY="$(BITCOIN_ONLY)" TREZOR_EMULATOR_ASAN="$(ADDRESS_SANITIZER)" \
+		TREZOR_MEMPERF="$(TREZOR_MEMPERF)" TREZOR_EMULATOR_FROZEN=1
+
 build_unix_debug: templates ## build unix port
 	$(SCONS) --max-drift=1 CFLAGS="$(CFLAGS)" $(UNIX_BUILD_DIR)/trezor-emu-core $(UNIX_PORT_OPTS) \
 		TREZOR_MODEL="$(TREZOR_MODEL)" CMAKELISTS="$(CMAKELISTS)" \