diff --git a/techlibs/sf2/synth_sf2.cc b/techlibs/sf2/synth_sf2.cc
index f78b4f012..fcc0a5e23 100644
--- a/techlibs/sf2/synth_sf2.cc
+++ b/techlibs/sf2/synth_sf2.cc
@@ -66,6 +66,9 @@ struct SynthSf2Pass : public ScriptPass
 		log("    -clkbuf\n");
 		log("        insert direct PAD->global_net buffers\n");
 		log("\n");
+		log("    -discard-ffinit\n");
+		log("        discard FF init value instead of emitting an error\n");
+		log("\n");
 		log("    -retime\n");
 		log("        run 'abc' with '-dff -D 1' options\n");
 		log("\n");
@@ -76,7 +79,7 @@ struct SynthSf2Pass : public ScriptPass
 	}
 
 	string top_opt, edif_file, vlog_file, json_file;
-	bool flatten, retime, iobs, clkbuf;
+	bool flatten, retime, iobs, clkbuf, discard_ffinit;
 
 	void clear_flags() override
 	{
@@ -88,6 +91,7 @@ struct SynthSf2Pass : public ScriptPass
 		retime = false;
 		iobs = true;
 		clkbuf = false;
+		discard_ffinit = false;
 	}
 
 	void execute(std::vector<std::string> args, RTLIL::Design *design) override
@@ -138,6 +142,10 @@ struct SynthSf2Pass : public ScriptPass
 				clkbuf = true;
 				continue;
 			}
+			if (args[argidx] == "-discard-ffinit") {
+				discard_ffinit = true;
+				continue;
+			}
 			break;
 		}
 		extra_args(args, argidx, design);
@@ -171,6 +179,8 @@ struct SynthSf2Pass : public ScriptPass
 
 		if (check_label("coarse"))
 		{
+			if (discard_ffinit || help_mode)
+				run("attrmap -remove init", "(only if -discard-ffinit)");
 			run("synth -run coarse");
 		}