diff --git a/python/plugins/processing/tests/testdata/qgis_algorithm_tests.yaml b/python/plugins/processing/tests/testdata/qgis_algorithm_tests.yaml
index 74dc8317d71..5ec92096030 100644
--- a/python/plugins/processing/tests/testdata/qgis_algorithm_tests.yaml
+++ b/python/plugins/processing/tests/testdata/qgis_algorithm_tests.yaml
@@ -200,7 +200,10 @@ tests:
       OUTPUT:
         type: vector
         name: expected/innerRingTouchesOuterRing_output.gml
-  
+        compare:
+          geometry:
+            precision: 7
+
   - name: dissolve
     algorithm: qgis:dissolve
     #input contains NULL geometries
@@ -214,6 +217,9 @@ tests:
       OUTPUT:
         type: vector
         name: expected/nullGeometryDissolve_output.gml
+        compare:
+          geometry:
+            precision: 7
 
   - name: dissolve
     algorithm: qgis:dissolve
@@ -228,7 +234,9 @@ tests:
       OUTPUT:
         type: vector
         name: expected/PolygonDissolveTest_output.gml
-
+        compare:
+          geometry:
+            precision: 7
 
   - algorithm: qgis:fixeddistancebuffer
     name: Basic polygon buffer
@@ -243,7 +251,9 @@ tests:
       OUTPUT:
         name: expected/buffer_polys.gml
         type: vector
-      
+        compare:
+          geometry:
+            precision: 13
 
   - algorithm: qgis:fixeddistancebuffer
     name: Polygon buffer with dissolve