diff --git a/datashare-app/pom.xml b/datashare-app/pom.xml
index 0ac76d7dc..169de71e0 100644
--- a/datashare-app/pom.xml
+++ b/datashare-app/pom.xml
@@ -109,7 +109,7 @@
         <dependency>
             <groupId>org.icij</groupId>
             <artifactId>fluent-swagger-apigen</artifactId>
-            <version>0.2.0</version>
+            <version>0.3.0</version>
         </dependency>
 
         <!-- Logging -->
diff --git a/datashare-app/src/main/java/org/icij/datashare/web/OpenApiResource.java b/datashare-app/src/main/java/org/icij/datashare/web/OpenApiResource.java
index fa52bc549..2589dbcc2 100644
--- a/datashare-app/src/main/java/org/icij/datashare/web/OpenApiResource.java
+++ b/datashare-app/src/main/java/org/icij/datashare/web/OpenApiResource.java
@@ -7,6 +7,7 @@
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.enums.ParameterIn;
+import io.swagger.v3.oas.annotations.media.Schema;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.models.OpenAPI;
 import net.codestory.http.annotations.Get;
@@ -31,7 +32,7 @@ public class OpenApiResource {
                             * yaml
                             
                             """,
-                    in = ParameterIn.QUERY)
+                    in = ParameterIn.QUERY, schema = @Schema(implementation = String.class))
             }
     )
     @ApiResponse(responseCode = "200", description="returns the JSON or YAML file")
diff --git a/datashare-app/src/main/java/org/icij/datashare/web/ProjectResource.java b/datashare-app/src/main/java/org/icij/datashare/web/ProjectResource.java
index e40bba9e8..3379c608c 100644
--- a/datashare-app/src/main/java/org/icij/datashare/web/ProjectResource.java
+++ b/datashare-app/src/main/java/org/icij/datashare/web/ProjectResource.java
@@ -78,7 +78,7 @@ public ProjectResource(Repository repository, Indexer indexer, PropertiesProvide
         public Payload rootProjectOpt(String id) {return ok().withAllowMethods("OPTIONS", "POST", "GET", "DELETE");}
 
         @Operation(description = "Get all user's projects",
-                requestBody = @RequestBody(content = @Content(mediaType = "application/json", contentSchema = @Schema(implementation = Project[].class)))
+                requestBody = @RequestBody(content = @Content(mediaType = "application/json", schema = @Schema(implementation = Project[].class)))
         )
         @ApiResponse(responseCode = "200", useReturnTypeSchema = true)
         @Get("/")
@@ -88,7 +88,7 @@ public List<Project> getProjects(Context context) {
         }
 
         @Operation(description = "Creates a project",
-                requestBody = @RequestBody(content = @Content(mediaType = "application/json", contentSchema = @Schema(implementation = Project.class)))
+                requestBody = @RequestBody(content = @Content(mediaType = "application/json", schema = @Schema(implementation = Project.class)))
         )
         @ApiResponse(responseCode = "201", description = "if project and index have been created")
         @ApiResponse(responseCode = "400", description = "if project name is empty")
@@ -130,7 +130,7 @@ public Project projectRead(String id, Context context) {
         }
 
         @Operation(description = "Updates a project",
-                requestBody = @RequestBody(content = @Content(mediaType = "application/json", contentSchema = @Schema(implementation = Project.class)))
+                requestBody = @RequestBody(content = @Content(mediaType = "application/json", schema = @Schema(implementation = Project.class)), required = true)
         )
         @ApiResponse(responseCode = "200", description = "if project has been updated")
         @ApiResponse(responseCode = "404", description = "if project doesn't exist in database")
diff --git a/datashare-nlp-corenlp/pom.xml b/datashare-nlp-corenlp/pom.xml
index 2d205baa5..0e13c78b9 100644
--- a/datashare-nlp-corenlp/pom.xml
+++ b/datashare-nlp-corenlp/pom.xml
@@ -44,7 +44,10 @@
                     <groupId>org.apache.lucene</groupId>
                     <artifactId>lucene-core</artifactId>
                 </exclusion>
-
+                <exclusion>
+                    <groupId>org.apache.commons</groupId>
+                    <artifactId>commons-lang3</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>