diff --git a/spiOverJtag/Makefile b/spiOverJtag/Makefile
index 36e68fe..a4f3a42 100644
--- a/spiOverJtag/Makefile
+++ b/spiOverJtag/Makefile
@@ -10,7 +10,7 @@ XILINX_PARTS := xc3s500evq100 xc6slx9tqg144 xc6slx16ftg256 xc6slx16csg324 xc6slx
 	xc7k420tffg901
 XILINX_BIT_FILES := $(addsuffix .bit.gz,$(addprefix spiOverJtag_, $(XILINX_PARTS)))
 
-ALTERA_PARTS := 10cl025256 ep4ce2217 ep4ce1523 ep4ce11523 5ce223 5ce423 5ce523 5ce927
+ALTERA_PARTS := 10cl025256 10cl055484 ep4ce2217 ep4ce1523 ep4ce11523 5ce223 5ce423 5ce523 5ce927
 ALTERA_BIT_FILES := $(addsuffix .rbf.gz, $(addprefix spiOverJtag_, $(ALTERA_PARTS)))
 
 BIT_FILES := $(ALTERA_BIT_FILES) $(XILINX_BIT_FILES)
diff --git a/spiOverJtag/build.py b/spiOverJtag/build.py
index f0eb558..43a2e5b 100755
--- a/spiOverJtag/build.py
+++ b/spiOverJtag/build.py
@@ -126,6 +126,7 @@ if tool in ["ise", "vivado"]:
 else:
     full_part = {
         "10cl025256": "10CL025YU256C8G",
+        "10cl055484": "10CL055YU484C8G",
         "ep4ce11523": "EP4CE115F23C7",
         "ep4ce2217" : "EP4CE22F17C6",
         "ep4ce1523" : "EP4CE15F23C8",
diff --git a/spiOverJtag/spiOverJtag_10cl055484.rbf.gz b/spiOverJtag/spiOverJtag_10cl055484.rbf.gz
new file mode 100644
index 0000000..b03265e
Binary files /dev/null and b/spiOverJtag/spiOverJtag_10cl055484.rbf.gz differ