diff --git a/Project.toml b/Project.toml
index 97d5dd23..7c93f159 100644
--- a/Project.toml
+++ b/Project.toml
@@ -20,7 +20,7 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 [compat]
 ExprTools = "0.1"
 InteractiveUtils = "1"
-LLVM = "9.1"
+LLVM = "9.3"
 Libdl = "1"
 Logging = "1"
 PrecompileTools = "1"
diff --git a/src/optim.jl b/src/optim.jl
index 7da120b8..841b1a5b 100644
--- a/src/optim.jl
+++ b/src/optim.jl
@@ -46,14 +46,14 @@ function buildNewPMPipeline!(mpm, @nospecialize(job::CompilerJob), opt_level)
 end
 
 const BasicSimplifyCFGOptions =
-    (; convert_switch_range_to_icmp=true,
-       convert_switch_to_lookup_table=true,
-       forward_switch_cond_to_phi=true,
+    (; switch_range_to_icmp=true,
+       switch_to_lookup=true,
+       forward_switch_cond=true,
     )
 const AggressiveSimplifyCFGOptions =
-    (; convert_switch_range_to_icmp=true,
-       convert_switch_to_lookup_table=true,
-       forward_switch_cond_to_phi=true,
+    (; switch_range_to_icmp=true,
+       switch_to_lookup=true,
+       forward_switch_cond=true,
        # These mess with loop rotation, so only do them after that
        hoist_common_insts=true,
        # Causes an SRET assertion error in late-gc-lowering