diff --git a/src/scripting/codegeneration/codegen.cpp b/src/scripting/codegeneration/codegen.cpp
index fceee42c05..c68fc3723a 100644
--- a/src/scripting/codegeneration/codegen.cpp
+++ b/src/scripting/codegeneration/codegen.cpp
@@ -2430,9 +2430,9 @@ FxExpression *FxBinaryInt::Resolve(FCompileContext& ctx)
 	CHECKRESOLVED();
 	if (!ResolveLR(ctx, false)) return NULL;
 
-	if (ValueType->GetRegType() == REGT_FLOAT /* lax */)
+	if (ValueType->GetRegType() == REGT_FLOAT && ctx.FromDecorate)
 	{
-		// For DECORATE which allows floats here.
+		// For DECORATE which allows floats here. ZScript does not.
 		if (left->ValueType->GetRegType() != REGT_INT)
 		{
 			left = new FxIntCast(left, ctx.FromDecorate);
diff --git a/src/scripting/zscript/zcc-parse.lemon b/src/scripting/zscript/zcc-parse.lemon
index 215670c825..1e10103a06 100644
--- a/src/scripting/zscript/zcc-parse.lemon
+++ b/src/scripting/zscript/zcc-parse.lemon
@@ -114,7 +114,7 @@ static void SetNodeLine(ZCC_TreeNode *name, int line)
 %left OR.		/* Note that this is like the Ruby precedence for these */
 %left XOR.		/* three operators and not the C precedence, since */
 %left AND.		/* they are higher priority than the comparisons. */
-%left LSH RSH.
+%left LSH RSH URSH.
 %left SUB ADD.
 %left MUL DIV MOD CROSSPROD DOTPROD.
 %left POW.
@@ -1148,6 +1148,11 @@ expr(X) ::= expr(A) RSH expr(B).		/* a >> b */
 	BINARY_EXPR(A,B,PEX_RightShift);
 	X = expr2;
 }
+expr(X) ::= expr(A) URSH expr(B).		/* a >>> b */
+{
+	BINARY_EXPR(A,B,PEX_URightShift);
+	X = expr2;
+}
 expr(X) ::= expr(A) DOTDOT expr(B).		/* a .. b */
 {
 	BINARY_EXPR(A,B,PEX_Concat);
diff --git a/src/scripting/zscript/zcc_compile.cpp b/src/scripting/zscript/zcc_compile.cpp
index 6ec463490f..9d0ff5428d 100644
--- a/src/scripting/zscript/zcc_compile.cpp
+++ b/src/scripting/zscript/zcc_compile.cpp
@@ -2425,6 +2425,14 @@ FxExpression *ZCCCompiler::ConvertNode(ZCC_TreeNode *ast)
 		case PEX_Pow:
 			return new FxPow(left, right);
 
+		case PEX_LeftShift:
+		case PEX_RightShift:
+		case PEX_URightShift:
+		case PEX_BitAnd:
+		case PEX_BitOr:
+		case PEX_BitXor:
+			return new FxBinaryInt(op == PEX_LeftShift ? TK_LShift : op == PEX_RightShift ? TK_RShift : op == PEX_URightShift? TK_URShift : op == PEX_BitAnd ? '&' : op == PEX_BitOr ? '|' : '^', left, right);
+
 		default:
 			I_Error("Binary operator %d not implemented yet", op);
 		}
diff --git a/src/scripting/zscript/zcc_exprlist.h b/src/scripting/zscript/zcc_exprlist.h
index 2df687798a..46a1b9c690 100644
--- a/src/scripting/zscript/zcc_exprlist.h
+++ b/src/scripting/zscript/zcc_exprlist.h
@@ -32,6 +32,7 @@ xx(CrossProduct,	)
 xx(DotProduct,		)
 xx(LeftShift,		)
 xx(RightShift,		)
+xx(URightShift,		)
 xx(Concat,			)
 
 xx(LT,				)
@@ -42,7 +43,7 @@ xx(LTGTEQ,			)
 xx(Is,				)
 
 xx(EQEQ,			)
-xx(NEQ,			)
+xx(NEQ,				)
 xx(APREQ,			)
 
 xx(BitAnd,			)
diff --git a/src/scripting/zscript/zcc_parser.cpp b/src/scripting/zscript/zcc_parser.cpp
index c3f75b2b0a..cc8d187d31 100644
--- a/src/scripting/zscript/zcc_parser.cpp
+++ b/src/scripting/zscript/zcc_parser.cpp
@@ -95,6 +95,7 @@ static void InitTokenMap()
 	TOKENDEF ('&',				ZCC_AND);
 	TOKENDEF (TK_LShift,		ZCC_LSH);
 	TOKENDEF (TK_RShift,		ZCC_RSH);
+	TOKENDEF (TK_URShift,		ZCC_URSH);
 	TOKENDEF ('-',				ZCC_SUB);
 	TOKENDEF ('+',				ZCC_ADD);
 	TOKENDEF ('*',				ZCC_MUL);