diff --git a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/GeotiffGridCoverageFactoryImpl.java b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/GeotiffGridCoverageFactoryImpl.java
index 1155e9dbb66..5040fc2dff0 100644
--- a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/GeotiffGridCoverageFactoryImpl.java
+++ b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/GeotiffGridCoverageFactoryImpl.java
@@ -2,7 +2,7 @@
 
 import java.io.File;
 import java.io.IOException;
-import javax.media.jai.InterpolationBilinear;
+import org.eclipse.imagen.Interpolation;
 import org.geotools.api.coverage.grid.GridCoverage;
 import org.geotools.coverage.grid.GridCoverage2D;
 import org.geotools.coverage.grid.Interpolator2D;
@@ -44,7 +44,10 @@ public GeotiffGridCoverageFactoryImpl(File path) {
   @Override
   public GridCoverage getGridCoverage() {
     return NoDataGridCoverage.create(
-      Interpolator2D.create(getUninterpolatedGridCoverage(), new InterpolationBilinear())
+      Interpolator2D.create(
+        getUninterpolatedGridCoverage(),
+        Interpolation.getInstance(Interpolation.INTERP_BILINEAR)
+      )
     );
   }
 
diff --git a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/NoDataGridCoverage.java b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/NoDataGridCoverage.java
index 9da8c45c348..d87823d05e3 100644
--- a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/NoDataGridCoverage.java
+++ b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/NoDataGridCoverage.java
@@ -1,11 +1,11 @@
 package org.opentripplanner.graph_builder.module.ned;
 
-import it.geosolutions.jaiext.range.NoDataContainer;
 import java.awt.image.RenderedImage;
 import java.awt.image.renderable.RenderableImage;
 import java.util.Collection;
 import java.util.List;
 import java.util.Set;
+import org.eclipse.imagen.media.range.NoDataContainer;
 import org.geotools.api.coverage.CannotEvaluateException;
 import org.geotools.api.coverage.PointOutsideCoverageException;
 import org.geotools.api.coverage.SampleDimension;
diff --git a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/UnifiedGridCoverage.java b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/UnifiedGridCoverage.java
index 943f1ff6031..79ea33be2e4 100644
--- a/application/src/main/java/org/opentripplanner/graph_builder/module/ned/UnifiedGridCoverage.java
+++ b/application/src/main/java/org/opentripplanner/graph_builder/module/ned/UnifiedGridCoverage.java
@@ -2,7 +2,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
-import javax.media.jai.InterpolationBilinear;
+import org.eclipse.imagen.Interpolation;
 import org.geotools.api.coverage.CannotEvaluateException;
 import org.geotools.api.coverage.Coverage;
 import org.geotools.api.coverage.PointOutsideCoverageException;
@@ -53,7 +53,7 @@ protected UnifiedGridCoverage(List<GridCoverage2D> regionCoverages, List<Vertica
       // TODO might bicubic interpolation give better results?
       GridCoverage2D regionCoverageInterpolator = Interpolator2D.create(
         regionCoverage,
-        new InterpolationBilinear()
+        Interpolation.getInstance(Interpolation.INTERP_BILINEAR)
       );
 
       // Iterate over datums to find intersection envelope with each region and add to spatial index.
diff --git a/pom.xml b/pom.xml
index 82c7a1f01e8..5b3c1629ee5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -61,7 +61,7 @@
         <otp.serialization.version.id>209</otp.serialization.version.id>
 
         <!-- Lib versions - keep list sorted on property name -->
-        <geotools.version>33.2</geotools.version>
+        <geotools.version>34.0</geotools.version>
         <google.dagger.version>2.57.2</google.dagger.version>
         <jackson.version>2.20.0</jackson.version>
         <jaxb-runtime.version>4.0.6</jaxb-runtime.version>
@@ -457,8 +457,12 @@
                 <version>3.0.3</version>
             </dependency>
 
-            <!-- GEOTOOLS AND JTS TOPOLOGY: geometry, rasters and projections. -->
-            <!-- GEOTOOLS includes JTS as a transitive dependency. -->
+            <!--
+             GEOTOOLS AND JTS TOPOLOGY: geometry, rasters and projections.
+             GEOTOOLS includes JTS as a transitive dependency. It also includes Eclipse ImageN as a
+             transitive dependency, but its use should be limited to input/output for geotools
+             usage.
+            -->
             <dependency>
                 <groupId>org.geotools</groupId>
                 <artifactId>gt-coverage</artifactId>