diff --git a/docs-core/pom.xml b/docs-core/pom.xml
index 77ea42ed..d80e2d8d 100644
--- a/docs-core/pom.xml
+++ b/docs-core/pom.xml
@@ -189,7 +189,26 @@
       <groupId>org.postgresql</groupId>
       <artifactId>postgresql</artifactId>
     </dependency>
-    
+
+    <!-- JDK 11 JAXB dependencies -->
+    <dependency>
+      <groupId>javax.xml.bind</groupId>
+      <artifactId>jaxb-api</artifactId>
+      <version>2.3.0</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.sun.xml.bind</groupId>
+      <artifactId>jaxb-core</artifactId>
+      <version>2.3.0</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.sun.xml.bind</groupId>
+      <artifactId>jaxb-impl</artifactId>
+      <version>2.3.0</version>
+    </dependency>
+
     <!-- Test dependencies -->
     <dependency>
       <groupId>junit</groupId>
diff --git a/docs-core/src/main/java/com/sismics/docs/core/util/format/PdfFormatHandler.java b/docs-core/src/main/java/com/sismics/docs/core/util/format/PdfFormatHandler.java
index 08c698a1..670358b9 100644
--- a/docs-core/src/main/java/com/sismics/docs/core/util/format/PdfFormatHandler.java
+++ b/docs-core/src/main/java/com/sismics/docs/core/util/format/PdfFormatHandler.java
@@ -6,6 +6,7 @@ import com.sismics.util.mime.MimeType;
 import org.apache.pdfbox.io.MemoryUsageSetting;
 import org.apache.pdfbox.multipdf.PDFMergerUtility;
 import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.rendering.ImageType;
 import org.apache.pdfbox.rendering.PDFRenderer;
 import org.apache.pdfbox.text.PDFTextStripper;
 import org.slf4j.Logger;
@@ -60,7 +61,7 @@ public class PdfFormatHandler implements FormatHandler {
                 for (int pageIndex = 0; pageIndex < pdfDocument.getNumberOfPages(); pageIndex++) {
                     log.info("OCR page " + (pageIndex + 1) + "/" + pdfDocument.getNumberOfPages() + " of PDF file containing only images");
                     sb.append(" ");
-                    sb.append(FileUtil.ocrFile(language, renderer.renderImage(pageIndex)));
+                    sb.append(FileUtil.ocrFile(language, renderer.renderImageWithDPI(pageIndex, 300, ImageType.GRAY)));
                 }
                 return sb.toString();
             } catch (Exception e) {
diff --git a/docs-core/src/test/java/com/sismics/util/format/TestPdfFormatHandler.java b/docs-core/src/test/java/com/sismics/util/format/TestPdfFormatHandler.java
new file mode 100644
index 00000000..7b664df7
--- /dev/null
+++ b/docs-core/src/test/java/com/sismics/util/format/TestPdfFormatHandler.java
@@ -0,0 +1,19 @@
+package com.sismics.util.format;
+
+import com.sismics.docs.core.util.format.PdfFormatHandler;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.nio.file.Paths;
+
+public class TestPdfFormatHandler {
+    @Test
+    public void testIssue373() throws Exception {
+        PdfFormatHandler formatHandler = new PdfFormatHandler();
+        String content = formatHandler.extractContent("deu", Paths.get(ClassLoader.getSystemResource("file/issue373.pdf").toURI()));
+        Assert.assertTrue(content.contains("Aufrechterhaltung"));
+        Assert.assertTrue(content.contains("Außentemperatur"));
+        Assert.assertTrue(content.contains("Grundumsatzmessungen"));
+        Assert.assertTrue(content.contains("ermitteln"));
+    }
+}
diff --git a/docs-core/src/test/resources/file/issue373.pdf b/docs-core/src/test/resources/file/issue373.pdf
new file mode 100644
index 00000000..180fc9b7
Binary files /dev/null and b/docs-core/src/test/resources/file/issue373.pdf differ
diff --git a/docs-web/pom.xml b/docs-web/pom.xml
index 9fd91074..e3abadea 100644
--- a/docs-web/pom.xml
+++ b/docs-web/pom.xml
@@ -26,25 +26,6 @@
       <artifactId>docs-web-common</artifactId>
     </dependency>
     
-    <!-- JDK 11 JAXB dependencies -->
-	<dependency>
-	  <groupId>javax.xml.bind</groupId>
-	  <artifactId>jaxb-api</artifactId>
-	  <version>2.3.0</version>
-	  </dependency>
-	  
-	<dependency>
-	  <groupId>com.sun.xml.bind</groupId>
-	  <artifactId>jaxb-core</artifactId>
-	  <version>2.3.0</version>
-	</dependency>
-	
-	<dependency>
-	  <groupId>com.sun.xml.bind</groupId>
-	  <artifactId>jaxb-impl</artifactId>
-	  <version>2.3.0</version>
-	</dependency>
-	
     <!-- Dependencies to Jersey -->
     <dependency>
       <groupId>org.glassfish.jersey.containers</groupId>