diff --git a/premailer/element.go b/premailer/element.go
index 7dc9a24..3feaf28 100644
--- a/premailer/element.go
+++ b/premailer/element.go
@@ -62,7 +62,7 @@ func (er *elementRules) inline() {
 		v := styles[p]
 		final = append(final, fmt.Sprintf("%s:%s", p, v))
 		if er.cssToAttributes {
-			er.style_to_basic_html_attribute(p, v)
+			er.styleToBasicHtmlAttribute(p, v)
 		}
 	}
 
@@ -73,7 +73,7 @@ func (er *elementRules) inline() {
 
 }
 
-func (er *elementRules) style_to_basic_html_attribute(prop, value string) {
+func (er *elementRules) styleToBasicHtmlAttribute(prop, value string) {
 	switch prop {
 	case "text-align":
 		er.element.SetAttr("align", value)
@@ -86,7 +86,7 @@ func (er *elementRules) style_to_basic_html_attribute(prop, value string) {
 	case "height":
 		if strings.HasSuffix(value, "px") {
 			value = value[:len(value)-2]
+			er.element.SetAttr(prop, value)
 		}
-		er.element.SetAttr(prop, value)
 	}
 }
diff --git a/premailer/premailer_test.go b/premailer/premailer_test.go
index 8b374f5..3fe233a 100644
--- a/premailer/premailer_test.go
+++ b/premailer/premailer_test.go
@@ -93,7 +93,7 @@ func TestWithInline(t *testing.T) {
         </style>
         </head>
         <body>
-        <h1 style="width: 100%;">Hi!</h1>
+        <h1 style="width: 100px;">Hi!</h1>
         <p><strong>Yes!</strong></p>
         </body>
         </html>`
@@ -103,7 +103,7 @@ func TestWithInline(t *testing.T) {
 	result_html, err := p.Transform()
 	assert.Nil(t, err)
 
-	assert.Contains(t, result_html, "<h1 style=\"color:red;width:100%\" width=\"100%\">Hi!</h1>")
+	assert.Contains(t, result_html, "<h1 style=\"color:red;width:100px\" width=\"100\">Hi!</h1>")
 	assert.Contains(t, result_html, "<p><strong style=\"text-decoration:none\">Yes!</strong></p>")
 	assert.NotContains(t, result_html, "<style type=\"text/css\">")
 }
