diff --git a/tools/qfcc/source/dags.c b/tools/qfcc/source/dags.c
index ea361affc..6969344d9 100644
--- a/tools/qfcc/source/dags.c
+++ b/tools/qfcc/source/dags.c
@@ -147,7 +147,7 @@ unalias_op (operand_t *op)
 		internal_error (op->expr, "not an alias op");
 	}
 	if (op->op_type == op_alias) {
-		return op->alias;;
+		return op->alias;
 	}
 	if (op->op_type == op_temp) {
 		return op->tempop.alias;
diff --git a/tools/qfcc/source/expr_algebra.c b/tools/qfcc/source/expr_algebra.c
index cf6c12b51..4644f94a4 100644
--- a/tools/qfcc/source/expr_algebra.c
+++ b/tools/qfcc/source/expr_algebra.c
@@ -449,7 +449,7 @@ count_terms (const expr_t *expr)
 	}
 	auto e1 = expr->expr.e1;
 	auto e2 = expr->expr.e2;
-	int terms = !is_sum (e1) + !is_sum (e2);;
+	int terms = !is_sum (e1) + !is_sum (e2);
 	if (is_sum (e1)) {
 		terms += count_terms (expr->expr.e1);
 	}
@@ -467,7 +467,7 @@ count_factors (const expr_t *expr)
 	}
 	auto e1 = expr->expr.e1;
 	auto e2 = expr->expr.e2;
-	int terms = !is_mult (e1) + !is_mult (e2);;
+	int terms = !is_mult (e1) + !is_mult (e2);
 	if (is_mult (e1)) {
 		terms += count_factors (expr->expr.e1);
 	}
diff --git a/tools/qfcc/source/expr_compound.c b/tools/qfcc/source/expr_compound.c
index 1f9fcc7e6..b8aca016f 100644
--- a/tools/qfcc/source/expr_compound.c
+++ b/tools/qfcc/source/expr_compound.c
@@ -110,7 +110,7 @@ designator_field (const designator_t *des, const type_t *type)
 	}
 	symtab_t   *symtab = type->t.symtab;
 	symbol_t   *sym = des->field->symbol;
-	symbol_t   *field = symtab_lookup (symtab, sym->name);;
+	symbol_t   *field = symtab_lookup (symtab, sym->name);
 	if (!field) {
 		const char *name = type->name;
 		if (!strncmp (name, "tag ", 4)) {
diff --git a/tools/qfcc/source/function.c b/tools/qfcc/source/function.c
index dbf4fb117..a3bcc04ac 100644
--- a/tools/qfcc/source/function.c
+++ b/tools/qfcc/source/function.c
@@ -756,7 +756,7 @@ build_rua_scope (symbol_t *fsym)
 			param = new_symbol_type (p->name, p->type);
 		}
 		create_param (fsym->s.func->parameters, param);
-		param->s.def->reg = fsym->s.func->temp_reg;;
+		param->s.def->reg = fsym->s.func->temp_reg;
 	}
 }
 
diff --git a/tools/qfcc/source/statements.c b/tools/qfcc/source/statements.c
index 974e1eb54..a0007ae3c 100644
--- a/tools/qfcc/source/statements.c
+++ b/tools/qfcc/source/statements.c
@@ -2114,7 +2114,7 @@ static int
 is_if_expr (const expr_t *e)
 {
 	return e && e->type == ex_branch && e->branch.type != pr_branch_jump
-			 && e->branch.type != pr_branch_call;;
+			 && e->branch.type != pr_branch_call;
 }
 
 static int