diff --git a/extension.cpp b/extension.cpp
index d4a37e7..ac744c7 100644
--- a/extension.cpp
+++ b/extension.cpp
@@ -10,26 +10,38 @@ namespace sfloat {
     int fromInt(int x) {
         return int_to_sfloat(x);
     }
-	
-	//% blockId=sfloat_add block="Add two SoftFloats %x %y"
+
+  /**
+  * Add two soft-floats
+  */
+	//% blockId=sfloat_add block="add %x and %y"
 	int add(int x, int y)
 	{
 		return sfloat_add(x, y);
 	}
 	
-	//% blockId=sfloat_add block="Multiply two SoftFloats %x %y"
+  /**
+  * Multiply two soft-floats
+  */
+	//% blockId=sfloat_add block="multiply %x %y"
 	int multipy(int x, int y)
 	{
 		return sfloat_multiply(x, y);
 	}
 	
-	//% blockId=sfloat_add block="Subtract two SoftFloats %x %y"
+  /**
+  * Subtract two soft-floats
+  */
+	//% blockId=sfloat_add block="subtract %y from %x"
 	int minus(int x, int y)
 	{
 		return sfloat_minus(x, y);
 	}
 	
-	//% blockId=sfloat_add block="Divide two SoftFloats %x %y"
+  /**
+  * Divide two soft-floats
+  */
+	//% blockId=sfloat_add block="divide %x by %y"
 	int div(int x, int y)
 	{
 		return sfloat_divide(x, y);
diff --git a/pxt.json b/pxt.json
index c35f5d5..3fb8ddd 100644
--- a/pxt.json
+++ b/pxt.json
@@ -23,5 +23,5 @@
         "test.ts"
     ],
     "public": true,
-    "installedVersion": "workspace:c19f6d3e-3838-4f36-ce2d-dffea6f77797"
+    "installedVersion": "workspace:de252d46-a55c-4e51-9ec9-5e5e21fcb1f4"
 }
\ No newline at end of file
diff --git a/shims.d.ts b/shims.d.ts
index fc27388..5d59249 100644
--- a/shims.d.ts
+++ b/shims.d.ts
@@ -4,8 +4,8 @@ declare namespace sfloat {
     /**
      * Perform soft-float conversion
      */
-    //% blockId=sfloat_IntToSFloat block="Convert integer %x to SoftFloat representation" shim=sfloat::IntToSFloat
-    function IntToSFloat(x: number): number;
+    //% blockId=sfloat_fromInt block="Convert integer %x to SoftFloat representation" shim=sfloat::fromInt
+    function fromInt(x: int32): int32;
 }
 
 // Auto-generated. Do not edit. Really.