diff --git a/targets/aarch64-unknown-kernel.json b/targets/aarch64-unknown-kernel.json
index 3f5cf88eb0..cf1f7c54db 100644
--- a/targets/aarch64-unknown-kernel.json
+++ b/targets/aarch64-unknown-kernel.json
@@ -10,7 +10,6 @@
     "vendor": "unknown",
     "linker": "rust-lld",
     "linker-flavor": "gnu-lld",
-    "target-family": "redox",
     "pre-link-args": {
         "gnu-lld": ["-z", "max-page-size=0x1000"]
     },
diff --git a/targets/i686-unknown-kernel.json b/targets/i686-unknown-kernel.json
index 9499616628..c5b917ff26 100644
--- a/targets/i686-unknown-kernel.json
+++ b/targets/i686-unknown-kernel.json
@@ -10,7 +10,6 @@
     "vendor": "unknown",
     "linker": "rust-lld",
     "linker-flavor": "gnu-lld",
-    "target-family": "redox",
     "pre-link-args": {
         "gnu-lld": ["-z", "max-page-size=0x1000"]
     },
diff --git a/targets/x86_64-unknown-kernel.json b/targets/x86_64-unknown-kernel.json
index a0658ec4e3..d171976ec9 100644
--- a/targets/x86_64-unknown-kernel.json
+++ b/targets/x86_64-unknown-kernel.json
@@ -10,7 +10,6 @@
     "vendor": "unknown",
     "linker": "rust-lld",
     "linker-flavor": "gnu-lld",
-    "target-family": "redox",
     "pre-link-args": {
         "gnu-lld": ["-z", "max-page-size=0x1000"]
     },