diff --git a/iserv/ghc.mk b/iserv/ghc.mk
index 83691bc1312b9971f84ff9745948de5d6ab55eaf..cab432a3d6663436598d7011295ace38e3169607 100644
--- a/iserv/ghc.mk
+++ b/iserv/ghc.mk
@@ -24,6 +24,16 @@ iserv_stage2_MORE_HC_OPTS += -threaded
 iserv_stage2_p_MORE_HC_OPTS += -threaded
 iserv_stage2_dyn_MORE_HC_OPTS += -threaded
 
+# Add -Wl,--export-dynamic enables GHCi to load dynamic objects that
+# refer to the RTS.  This is harmless if you don't use it (adds a bit
+# of overhead to startup and increases the binary sizes) but if you
+# need it there's no alternative.
+ifeq "$(TargetElf)" "YES"
+iserv_stage2_MORE_HC_OPTS += -optl-Wl,--export-dynamic
+iserv_stage2_p_MORE_HC_OPTS += -optl-Wl,--export-dynamic
+iserv_stage2_dyn_MORE_HC_OPTS += -optl-Wl,--export-dynamic
+endif
+
 # Override the default way, because we want a specific version of this
 # program for each way.  Note that it's important to do this even for
 # the vanilla version, otherwise we get a dynamic executable when