diff --git a/src/main/java/org/springframework/data/r2dbc/core/NamedParameterUtils.java b/src/main/java/org/springframework/data/r2dbc/core/NamedParameterUtils.java
index 19cf9d10..301aecc4 100644
--- a/src/main/java/org/springframework/data/r2dbc/core/NamedParameterUtils.java
+++ b/src/main/java/org/springframework/data/r2dbc/core/NamedParameterUtils.java
@@ -31,7 +31,6 @@ import org.springframework.data.r2dbc.dialect.BindMarkers;
 import org.springframework.data.r2dbc.dialect.BindMarkersFactory;
 import org.springframework.data.r2dbc.dialect.BindTarget;
 import org.springframework.util.Assert;
-import org.springframework.util.CollectionUtils;
 
 /**
  * Helper methods for named parameter parsing.
@@ -287,6 +286,7 @@ abstract class NamedParameterUtils {
 
 					Iterator<?> entryIter = ((Collection<?>) value).iterator();
 					int k = 0;
+					int counter = 0;
 					while (entryIter.hasNext()) {
 						if (k > 0) {
 							actualSql.append(", ");
@@ -300,11 +300,13 @@ abstract class NamedParameterUtils {
 								if (m > 0) {
 									actualSql.append(", ");
 								}
-								actualSql.append(marker.addPlaceholder());
+								actualSql.append(marker.getPlaceholder(counter));
+								counter++;
 							}
 							actualSql.append(')');
 						} else {
-							actualSql.append(marker.addPlaceholder());
+							actualSql.append(marker.getPlaceholder(counter));
+							counter++;
 						}
 
 					}
@@ -459,12 +461,16 @@ abstract class NamedParameterUtils {
 			}
 
 			String getPlaceholder() {
+				return getPlaceholder(0);
+			}
 
-				if (this.placeholders.isEmpty()) {
-					return addPlaceholder();
+			String getPlaceholder(int counter) {
+
+				while (counter + 1 > this.placeholders.size()) {
+					addPlaceholder();
 				}
 
-				return this.placeholders.get(0).getPlaceholder();
+				return this.placeholders.get(counter).getPlaceholder();
 			}
 		}
 	}
diff --git a/src/test/java/org/springframework/data/r2dbc/core/NamedParameterUtilsUnitTests.java b/src/test/java/org/springframework/data/r2dbc/core/NamedParameterUtilsUnitTests.java
index 387f5f13..84ddb94a 100644
--- a/src/test/java/org/springframework/data/r2dbc/core/NamedParameterUtilsUnitTests.java
+++ b/src/test/java/org/springframework/data/r2dbc/core/NamedParameterUtilsUnitTests.java
@@ -31,6 +31,8 @@ import org.springframework.data.r2dbc.dialect.BindTarget;
 import org.springframework.data.r2dbc.dialect.PostgresDialect;
 import org.springframework.data.r2dbc.dialect.SqlServerDialect;
 import org.springframework.data.r2dbc.mapping.SettableValue;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 
 /**
  * Unit tests for {@link NamedParameterUtils}.
@@ -335,6 +337,52 @@ public class NamedParameterUtilsUnitTests {
 		});
 	}
 
+	@Test // gh-310
+	public void multipleEqualCollectionParameterReferencesBindsValueOnce() {
+
+		String sql = "SELECT * FROM person where name IN (:ids) or lastname IN (:ids)";
+
+		BindMarkersFactory factory = BindMarkersFactory.indexed("$", 0);
+
+		MultiValueMap<Integer, Object> bindings = new LinkedMultiValueMap<>();
+
+		PreparedOperation<String> operation = NamedParameterUtils.substituteNamedParameters(sql, factory,
+				new MapBindParameterSource(
+						Collections.singletonMap("ids", SettableValue.from(Arrays.asList("foo", "bar", "baz")))));
+
+		assertThat(operation.toQuery())
+				.isEqualTo("SELECT * FROM person where name IN ($0, $1, $2) or lastname IN ($0, $1, $2)");
+
+		operation.bindTo(new BindTarget() {
+			@Override
+			public void bind(String identifier, Object value) {
+				throw new UnsupportedOperationException();
+			}
+
+			@Override
+			public void bind(int index, Object value) {
+				assertThat(index).isIn(0, 1, 2);
+				assertThat(value).isIn("foo", "bar", "baz");
+
+				bindings.add(index, value);
+			}
+
+			@Override
+			public void bindNull(String identifier, Class<?> type) {
+				throw new UnsupportedOperationException();
+			}
+
+			@Override
+			public void bindNull(int index, Class<?> type) {
+				throw new UnsupportedOperationException();
+			}
+		});
+
+		assertThat(bindings).containsEntry(0, Collections.singletonList("foo")) //
+				.containsEntry(1, Collections.singletonList("bar")) //
+				.containsEntry(2, Collections.singletonList("baz"));
+	}
+
 	@Test // gh-138
 	public void multipleEqualParameterReferencesForAnonymousMarkersBindsValueMultipleTimes() {