diff --git a/test/unit/composite.js b/test/unit/composite.js
index 46528ad2..bda9d844 100644
--- a/test/unit/composite.js
+++ b/test/unit/composite.js
@@ -246,7 +246,7 @@ describe('composite', () => {
     sharp(fixtures.inputJpg)
       .resize(300, 300)
       .composite([{
-        input: Buffer.from('<svg width="200" height="200"><rect x="0" y="0" width="200" height="200" rx="50" ry="50"/></svg>'),
+        input: Buffer.from('<svg xmlns="http://www.w3.org/2000/svg" width="200" height="200"><rect x="0" y="0" width="200" height="200" rx="50" ry="50"/></svg>'),
         density: 96,
         blend: 'dest-in',
         cutout: true
diff --git a/test/unit/svg.js b/test/unit/svg.js
index 46c1456c..8f147b0a 100644
--- a/test/unit/svg.js
+++ b/test/unit/svg.js
@@ -141,21 +141,21 @@ describe('SVG input', function () {
 
   it('Fails to render SVG larger than 32767x32767', () =>
     assert.rejects(
-      () => sharp(Buffer.from('<svg width="32768" height="1" />')).toBuffer(),
+      () => sharp(Buffer.from('<svg xmlns="http://www.w3.org/2000/svg" width="32768" height="1" />')).toBuffer(),
       /Input SVG image exceeds 32767x32767 pixel limit/
     )
   );
 
   it('Fails to render scaled SVG larger than 32767x32767', () =>
     assert.rejects(
-      () => sharp(Buffer.from('<svg width="32767" height="1" />')).resize(32768).toBuffer(),
+      () => sharp(Buffer.from('<svg xmlns="http://www.w3.org/2000/svg" width="32767" height="1" />')).resize(32768).toBuffer(),
       /Input SVG image will exceed 32767x32767 pixel limit when scaled/
     )
   );
 
   it('Detects SVG passed as a string', () =>
     assert.rejects(
-      () => sharp('<svg></svg>').toBuffer(),
+      () => sharp('<svg xmlns="http://www.w3.org/2000/svg"></svg>').toBuffer(),
       /Input file is missing, did you mean/
     )
   );
diff --git a/test/unit/text.js b/test/unit/text.js
index 742d039a..e37fafc7 100644
--- a/test/unit/text.js
+++ b/test/unit/text.js
@@ -11,13 +11,16 @@ const fixtures = require('../fixtures');
 describe('Text to image', function () {
   this.retries(3);
 
-  it('text with default values', async () => {
+  it('text with default values', async function () {
     const output = fixtures.path('output.text-default.png');
     const text = sharp({
       text: {
         text: 'Hello, world !'
       }
     });
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     const info = await text.png().toFile(output);
     assert.strictEqual('png', info.format);
     assert.strictEqual(3, info.channels);
@@ -49,6 +52,9 @@ describe('Text to image', function () {
         height: maxHeight
       }
     });
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     text.toFile(output, function (err, info) {
       if (err) throw err;
       assert.strictEqual('png', info.format);
@@ -69,6 +75,9 @@ describe('Text to image', function () {
         dpi
       }
     });
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     text.toFile(output, function (err, info) {
       if (err) throw err;
       assert.strictEqual('png', info.format);
@@ -90,6 +99,9 @@ describe('Text to image', function () {
         dpi
       }
     });
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     text.toFile(output, function (err, info) {
       if (err) throw err;
       assert.strictEqual('png', info.format);
@@ -112,6 +124,9 @@ describe('Text to image', function () {
         font: 'sans 100'
       }
     });
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     text.toFile(output, function (err, info) {
       if (err) throw err;
       assert.strictEqual('png', info.format);
@@ -122,7 +137,7 @@ describe('Text to image', function () {
     });
   });
 
-  it('text with justify and composite', done => {
+  it('text with justify and composite', function (done) {
     const output = fixtures.path('output.text-composite.png');
     const width = 500;
     const dpi = 300;
@@ -153,6 +168,9 @@ describe('Text to image', function () {
         left: 30,
         top: 250
       }]);
+    if (!sharp.versions.pango) {
+      return this.skip();
+    }
     text.toFile(output, function (err, info) {
       if (err) throw err;
       assert.strictEqual('png', info.format);