diff --git a/spiOverJtag/Makefile b/spiOverJtag/Makefile
index 5d8a464..d66ac82 100644
--- a/spiOverJtag/Makefile
+++ b/spiOverJtag/Makefile
@@ -1,7 +1,7 @@
 XILINX_PARTS := xc6slx45csg324 xc6slx100fgg484 \
 	xc7a35tcpg236 xc7a35tcsg324 xc7a35tftg256 \
 	xc7a50tcpg236 xc7a75tfgg484 xc7a100tfgg484 xc7a200tsbg484 \
-	xc7s50csga324
+	xc7s25csga324 xc7s50csga324
 XILINX_BIT_FILES := $(addsuffix .bit,$(addprefix spiOverJtag_, $(XILINX_PARTS)))
 
 ALTERA_PARTS := 10cl025256 ep4ce2217 ep4ce1523 5ce223 5ce423
diff --git a/spiOverJtag/build.py b/spiOverJtag/build.py
index 40f9c2c..5456ce1 100755
--- a/spiOverJtag/build.py
+++ b/spiOverJtag/build.py
@@ -57,6 +57,7 @@ if tool in ["ise", "vivado"]:
         "xc7a100tfgg484"   : "xc7a_fgg484",
         "xc7a200tsbg484"   : "xc7a_sbg484",
         "xc7a200tfbg484"   : "xc7a_fbg484",
+        "xc7s25csga324"    : "xc7s_csga324",
         "xc7s50csga324"    : "xc7s_csga324"
         }[part]
     if tool == "ise":