diff --git a/src/configure b/src/configure
index 6317bde358..223ee53951 100755
--- a/src/configure
+++ b/src/configure
@@ -867,7 +867,7 @@ Optional Features:
   --enable-origtree       install with original directory structure
   --enable-foreign        compile foreign support (enabled by default)
   --enable-llvm           compile llvm support (disabled by default)
-  --enable-cgcdefault     use CGC (Boehm of Senora) as default build
+  --enable-cgcdefault     use CGC (Boehm or Senora) as default build
   --enable-sgc            use Senora GC instead of the Boehm GC
   --enable-sgcdebug       use Senora GC for debugging
   --enable-account        3m: use memory-accounting GC (enabled by default)
diff --git a/src/mzscheme/configure.ac b/src/mzscheme/configure.ac
index 6c914b3400..477ab78aa5 100644
--- a/src/mzscheme/configure.ac
+++ b/src/mzscheme/configure.ac
@@ -42,7 +42,7 @@ AC_ARG_ENABLE(origtree,[  --enable-origtree       install with original director
 AC_ARG_ENABLE(foreign, [  --enable-foreign        compile foreign support (enabled by default)], , enable_foreign=yes)
 AC_ARG_ENABLE(llvm,    [  --enable-llvm           compile llvm support (disabled by default)], , enable_llvm=no)
 
-AC_ARG_ENABLE(sgc,     [  --enable-cgcdefault     use CGC (Boehm of Senora) as default build])
+AC_ARG_ENABLE(sgc,     [  --enable-cgcdefault     use CGC (Boehm or Senora) as default build])
 AC_ARG_ENABLE(sgc,     [  --enable-sgc            use Senora GC instead of the Boehm GC])
 AC_ARG_ENABLE(sgcdebug,[  --enable-sgcdebug       use Senora GC for debugging])
 AC_ARG_ENABLE(account, [  --enable-account        3m: use memory-accounting GC (enabled by default)], , enable_account=yes)