diff --git a/ext/libext.mak b/ext/libext.mak
index 2982573..4f4ac4f 100644
--- a/ext/libext.mak
+++ b/ext/libext.mak
@@ -17,18 +17,18 @@ endif
 
 ifeq ($(CODEC1),1)
 CL=$(CXX)
-#BLOSC=1
+BLOSC=1
 FASTPFOR=1
 MASKEDVBYTE=1
-#MESHOPT=1
+MESHOPT=1
 #SIMDCOMP=1
 SPDP=1
 STREAMVBYTE=1
 #VTENC=1
 SIMPLE8B=1
-#TURBORC=1
+TURBORC=1
 ZFP=1
-ZLIB=1
+#ZLIB=1
 LIBROUNDFAST=1
 BITGROOMING=1
 endif