diff --git a/checkin_notes b/checkin_notes
index 67cc38ce3599358b0c0cb8e5c2eeadc3a93c541f..abe03e60d3575a0d247de9702f1615a707d96ebf 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -2409,3 +2409,12 @@ David  21 Apr 2011
         sim.cpp
         work_fetch.cpp
         cs_statefile.cpp
+
+Charlie 22 Apr 2011
+    - Mac: We no longer request PowerPC applications on Intel Macs 
+        because all projects supporting Macs should have Intel 
+        applications by now, and PowerPC emulation ("Rosetta") is 
+        not always supported in newer versions of OS X.
+
+    client/
+        cs_platforms.cpp
diff --git a/client/cs_platforms.cpp b/client/cs_platforms.cpp
index da5292615f9affc4556e6f93f1e7711b8226e8c5..7bd41b0c409930ab995403339adc5871bb07d3a0 100644
--- a/client/cs_platforms.cpp
+++ b/client/cs_platforms.cpp
@@ -117,9 +117,13 @@ void CLIENT_STATE::detect_platforms() {
 
     // Supported on both Mac Intel architectures
     add_platform("i686-apple-darwin");
-#endif
-    // Supported on all 3 Mac architectures
+#else
+    // We no longer request PowerPC applications on Intel Macs 
+    // because all projects supporting Macs should have Intel 
+    // applications by now, and PowerPC emulation ("Rosetta") 
+    // is not always supported in newer versions of OS X.
     add_platform("powerpc-apple-darwin");
+#endif
 
 #elif defined(__linux__) && ( defined(__i386__) || defined(__x86_64__) )
     // Let's try to support both 32 and 64 bit applications in one client