Stefan Fiedler:

package/stf/squeak/squeak.desc

@@ -59,9 +59,9 @@
 [P] X -----5---9 800.000
 
 # C sources
-[D] 3150863951 Squeak-3.6-3.src.tar.gz ftp://st.cs.uiuc.edu/Smalltalk/Squeak/3.6/unix-linux/
+[D] 3150863951 Squeak-3.6-3.src.tar.gz http://www-sor.inria.fr/~piumarta/squeak/unix/release/
 # Smalltalk sources
 # -full.images and -full.changes
-[D] 1083504650 Squeak3.7-5989-full.zip ftp://st.cs.uiuc.edu/Smalltalk/Squeak/3.6/
+[D] 1083504650 Squeak3.7-5989-full.zip http://update.squeakfoundation.org/external/
 # SqueakV3.sources
 [D] 547268744 SqueakV3.sources.tar.gz http://www-sor.inria.fr/~piumarta/squeak/unix/release/