diff --git a/disks/pc/tools/microsoft/c/README.md b/disks/pc/tools/microsoft/c/README.md
index f00d67603..bdb6e96bb 100644
--- a/disks/pc/tools/microsoft/c/README.md
+++ b/disks/pc/tools/microsoft/c/README.md
@@ -9,7 +9,7 @@ Microsoft C Compilers
 
 * [Microsoft C Compiler 2.03](2.03/)
 * [Microsoft C Compiler 3.00](3.00/)
-* [Microsoft C Compiler 4.00](4.00/)
-* [Microsoft C Compiler 5.00](5.00/)
-* [Microsoft C Compiler 5.10 for DOS](5.10/)
-* [Microsoft C Compiler 5.10 for DOS and OS/2](5.10-os2/) 
+* [Microsoft C Compiler 4.0](4.00/)
+* [Microsoft C Compiler 5.0](5.00/)
+* [Microsoft C Compiler 5.1 for DOS](5.10/)
+* [Microsoft C Compiler 5.1 for DOS and OS/2](5.10-os2/) 
diff --git a/pubs/pc/software/README.md b/pubs/pc/software/README.md
index 142d28e72..33ade519b 100644
--- a/pubs/pc/software/README.md
+++ b/pubs/pc/software/README.md
@@ -18,7 +18,7 @@ PC Software Development Guides
 PC Software Tool Guides
 ---
 
-* [Microsoft Tools](tools/microsoft/)
+* [Microsoft Tool Guides](tools/microsoft/)
 
 [<img src="http://archive.pcjs.org/pubs/pc/software/dos/PCDOS100/thumbs/PCDOS100.jpg" width="200" height="260" alt="IBM PC Disk Operating System v1.00"/>](dos/PCDOS100/)
 [<img src="http://archive.pcjs.org/pubs/pc/software/dos/PCDOS110/thumbs/PCDOS110.jpg" width="200" height="260" alt="IBM PC Disk Operating System v1.10"/>](dos/PCDOS110/)