diff --git a/src/Makefile b/src/Makefile
index 1001829f..80e48e29 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -6,7 +6,9 @@ CC      ?= clang
 CFLAGS  ?= -O3 -Wall -Wextra -Wpedantic -Wvla -Werror -std=c99 \
 	         -Wundef -Wshadow -Wcast-align -Wpointer-arith -Wmissing-prototypes \
 	         -fstrict-aliasing -fno-common -pipe
-JASMIN  ?= jasminc
+
+JASMIN    ?= jasminc
+JASMIN_CT ?= jasmin-ct
 
 # --------------------------------------------------------------------
 CI      ?= 0
diff --git a/src/Makefile.checksct b/src/Makefile.checksct
index 7a1bfc0c..d2a2ce09 100644
--- a/src/Makefile.checksct
+++ b/src/Makefile.checksct
@@ -5,10 +5,11 @@
 
 ifneq ($(OP),)
 
-SCT_FLAGS  ?= 
+# TODO: remove --infer
+SCT_FLAGS  ?= --infer
 
-CHECK_SCT_S = ($(JASMINC) -slice $* -checkSCT $(SCT_FLAGS) $< > $@ 2>&1) $(CIT)
-CHECK_SCT   = ($(JASMINC)           -checkSCT $(SCT_FLAGS) $< > $@ 2>&1) $(CIT)
+CHECK_SCT_SLICE = ($(JASMIN_CT) $(JINCLUDE) -slice $* --sct $(SCT_FLAGS) $< > $@ 2>&1) $(CIT)
+CHECK_SCT       = ($(JASMIN_CT) $(JINCLUDE)           --sct $(SCT_FLAGS) $< > $@ 2>&1) $(CIT)
 
 SCT_TARGETS  = $(addsuffix .sct, $(FUNCTIONS))
 
@@ -21,7 +22,7 @@ $(OP).sct : $(OP).jazz $(DEPS_DIR)/$(OP).sct.d | $(DEPS_DIR) $(CI_DIR)
 $(SCT_TARGETS):
 %.sct : $(OP).jazz $(DEPS_DIR)/%.sct.d | $(DEPS_DIR) $(CI_DIR)
 	$(DEPS)
-	$(CHECK_SCT_S)
+	$(CHECK_SCT_SLICE)
 
 DEPFILES := \
  $(DEPFILES) \
diff --git a/src/Makefile.common b/src/Makefile.common
index ab28f62b..0606c32d 100644
--- a/src/Makefile.common
+++ b/src/Makefile.common
@@ -35,10 +35,13 @@ endif
 JEXT    ?= jazz
 override JFLAGS += -noinsertarraycopy
 JINCLUDE = -I Jade:$(SRC)
+
 JASMIN  ?= jasminc
 JASMINC := $(JASMIN) $(JFLAGS) $(JINCLUDE)
 COMPILE  = ($(JASMINC) -o $@ $<) $(CIT)
 
+JASMIN_CT ?= jasmin-ct
+
 # --------------------------------------------------------------------
 include $(SRC)/$(OPERATION)/EcFlags.mk