diff --git a/lib/compiler/aro/aro/target.zig b/lib/compiler/aro/aro/target.zig
index 807bbcd20f..e6dc776e30 100644
--- a/lib/compiler/aro/aro/target.zig
+++ b/lib/compiler/aro/aro/target.zig
@@ -742,7 +742,6 @@ pub fn toLLVMTriple(target: std.Target, buf: []u8) []const u8 {
         .msvc => "msvc",
         .itanium => "itanium",
         .cygnus => "cygnus",
-        .coreclr => "coreclr",
         .simulator => "simulator",
         .macabi => "macabi",
         .pixel => "pixel",
diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index 30daa57071..d78ceb3f12 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -634,7 +634,6 @@ pub const Abi = enum {
     msvc,
     itanium,
     cygnus,
-    coreclr,
     simulator,
     macabi,
     pixel,
diff --git a/lib/std/zig/LibCDirs.zig b/lib/std/zig/LibCDirs.zig
index b9721eb344..b2e51dfd0f 100644
--- a/lib/std/zig/LibCDirs.zig
+++ b/lib/std/zig/LibCDirs.zig
@@ -250,7 +250,6 @@ fn libCGenericName(target: std.Target) [:0]const u8 {
         .msvc,
         .itanium,
         .cygnus,
-        .coreclr,
         .simulator,
         .macabi,
         => unreachable,
diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 7ec9de4a10..020d2c0b05 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -187,7 +187,6 @@ pub fn targetTriple(allocator: Allocator, target: std.Target) ![]const u8 {
         .msvc => "msvc",
         .itanium => "itanium",
         .cygnus => "cygnus",
-        .coreclr => "coreclr",
         .simulator => "simulator",
         .macabi => "macabi",
         .pixel => "pixel",