diff --git a/deps/das2C b/deps/das2C
index fc26ced..58cd247 160000
--- a/deps/das2C
+++ b/deps/das2C
@@ -1 +1 @@
-Subproject commit fc26cede2e637b37324d7c5ceb74e4f1bc2e4c2c
+Subproject commit 58cd24737bbddfcbe68f8b7c788c913d35773e33
diff --git a/makefiles/Darwin.mak b/makefiles/Darwin.mak
index 9672fd7..f858172 100644
--- a/makefiles/Darwin.mak
+++ b/makefiles/Darwin.mak
@@ -14,7 +14,7 @@ endif
 
 # Directory containing das2 with contains core.h
 ifeq ($(I_DAS2),)
-I_DAS2=$(HOME)/git/das2C
+I_DAS2=deps/das2C
 endif
 
 # Library locations ###########################################################
@@ -60,14 +60,15 @@ P_SUFFIX=so
 #          #include scheme
 SRCS=das2c.c das2c_message.c das2c_db.c das2c_srclist.c das2c_readhttp.c  \
  das2c_results.c das2c_dsinfo.c das2c_datasets.c das2c_pdims.c das2c_vars.c \
- das2c_props.c das2c_data.c das2c_free.c
+ das2c_props.c das2c_data.c das2c_free.c das2c_creds.c
  
 SRCS_IN=$(patsubst %, src/%, $(SRCS))
 
 # Composite Defs ##############################################################
 
 CC=clang
-CFLAGS=-g -std=c99 -arch x86_64 -Wall -I$(I_IDL) -I$(I_DAS2)
+#CFLAGS=-g -std=c99 -arch x86_64 -Wall -I$(I_IDL) -I$(I_DAS2)
+CFLAGS=-O2 -DNDEBUG -std=c99 -arch x86_64 -Wall -I$(I_IDL) -I$(I_DAS2)
 
 STATIC_LIBS=$(L_DAS2) $(L_FFTW3) $(L_EXPAT) $(L_SSL) $(L_CRYPTO) $(L_Z)
 LFLAGS=-undefined dynamic_lookup -Wl,-no_compact_unwind $(STATIC_LIBS) $(DYN_LIBS)
diff --git a/src/das2c_creds.c b/src/das2c_creds.c
index f6a16ea..e8fb915 100644
--- a/src/das2c_creds.c
+++ b/src/das2c_creds.c
@@ -374,7 +374,7 @@ static IDL_VPTR das2c_api_credset(int argc, IDL_VPTR* argv)
    char sUser[128] = {'\0'};
    char sPass[128] = {'\0'};
    
-   if((argc == 5))
+   if(argc == 5)
       das2c_IdlMsgExit("Must supply a password when providing a username");
    
    if(argc > 5){