diff --git a/src/path/parser.js b/src/path/parser.js
index d6b5620..384403c 100644
--- a/src/path/parser.js
+++ b/src/path/parser.js
@@ -9,7 +9,7 @@ export default function parser(pathString)
 
 	let segmentMatch
 	segmentExpr.lastIndex = 0
-	
+
 	while( (segmentMatch = segmentExpr.exec(pathString)) )
 	{
 		const type = segmentMatch[1].toLowerCase()
@@ -20,7 +20,7 @@ export default function parser(pathString)
 
 		if(numbers.length < schema.length)
 		{
-			throw new Error(`Malformed path data: type "${type}" has ${numbers.length} arguments, expected ${scheme.length}`)
+			throw new Error(`Malformed path data: type "${type}" has ${numbers.length} arguments, expected ${schema.length}`)
 		}
 
 		if(schema.length > 0)
diff --git a/test/path/parser.js b/test/path/parser.js
index ba84c75..ef7f8c5 100644
--- a/test/path/parser.js
+++ b/test/path/parser.js
@@ -7,7 +7,7 @@ describe('parser()', function()
 	{
 		assert.deepEqual([], parser(' '))
 	})
-	
+
 	it('should parse space separated path string', function()
 	{
 		assert.deepEqual([
@@ -66,4 +66,18 @@ describe('parser()', function()
 			{ type: 'z', relative: false },
 		], parser('M 0,1 L 2,3 Z'))
 	})
+
+	it('should detect too few arguments', function()
+	{
+		assert.throws(() => {
+			parser('A 110 110 0 0')
+		}, {message: /Malformed path data/})
+	})
+
+	it('should detect too many arguments', function()
+	{
+		assert.throws(() => {
+			parser('a 110 110 0 0 1 55 -7 42')
+		}, {message: /Malformed path data/})
+	})
 })