diff --git a/Changes b/Changes
index b74e0c5..f4d2082 100644
--- a/Changes
+++ b/Changes
@@ -7,7 +7,7 @@ Release 1.13 (2023-07-19)
 - #118: fix Z_mlgmpidl interface for mlgmpidl >= 1.2 [Simmo Saan]
 - #109: fix typo in `ml_z_mul` function [Bernhard Schommer]
 - #108: fix dependency on C evaluation order in `ml_z_remove` [Xavier Clerc]
-- #117 #120 #124 #129 #132 #135 #139 #141: configure & build simplifications and fixes [various authors]
+- #117 #120 #129 #132 #135 #139 #141: configure & build simplifications and fixes [various authors]
 - #134: CI testing: add Windows, test both 4.14 and 5.0 [Hugo Heuzard]
 
 Release 1.12 (2021-03-03)
diff --git a/project.mak b/project.mak
index 018801d..3d5a837 100644
--- a/project.mak
+++ b/project.mak
@@ -62,8 +62,6 @@ TOINSTALL += $(CMIDOC)
 OCAMLFLAGS += -bin-annot
 endif
 
-MKLIBLDFLAGS = $(foreach flag, $(LDFLAGS), -ldopt $(flag))
-
 # build targets
 ###############
 
@@ -73,16 +71,16 @@ tests:
 	make -C tests test
 
 zarith.cma: $(MLSRC:%.ml=%.cmo)
-	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(MKLIBLDFLAGS)
+	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(LDFLAGS)
 
 zarith.cmxa: $(MLSRC:%.ml=%.cmx)
-	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(MKLIBLDFLAGS)
+	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(LDFLAGS)
 
 zarith.cmxs: zarith.cmxa libzarith.$(LIBSUFFIX)
 	$(OCAMLOPT) -shared -o $@ -I . zarith.cmxa -linkall
 
 libzarith.$(LIBSUFFIX): $(CSRC:%.c=%.$(OBJSUFFIX))
-	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(MKLIBLDFLAGS)
+	$(OCAMLMKLIB) $(DEBUG) -failsafe -o zarith $+ $(LIBS) $(LDFLAGS)
 
 zarith_top.cma: zarith_top.cmo
 	$(OCAMLC) $(DEBUG) -o $@ -a $<