diff --git a/src/php7/php_solr_collapse_function.c b/src/php7/php_solr_collapse_function.c
index a350024f..efbf38e9 100644
--- a/src/php7/php_solr_collapse_function.c
+++ b/src/php7/php_solr_collapse_function.c
@@ -178,11 +178,23 @@ PHP_METHOD(SolrCollapseFunction, setSize)
 {
     solr_char_t *key = "size", *arg;
     COMPAT_ARG_SIZE_T  key_len = sizeof("size"), arg_len;
+    zval *tmp;
 
-    if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &arg, &arg_len) == FAILURE) {
+    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &tmp) == FAILURE) {
         RETURN_NULL();
     }
 
+    if (Z_TYPE_P(tmp) == IS_LONG) {
+	convert_to_string(tmp);
+    }
+
+    if (Z_TYPE_P(tmp) != IS_STRING) {
+	solr_throw_exception(solr_ce_SolrIllegalArgumentException, "Argument 1 must be an int", SOLR_ERROR_4000, SOLR_FILE_LINE_FUNC);
+    }
+
+    arg = Z_STRVAL_P(tmp);
+    arg_len = Z_STRLEN_P(tmp);
+
     if (solr_solrfunc_update_string(getThis(), key, key_len, (solr_char_t *)arg, arg_len) == FAILURE) {
         php_error_docref(NULL, E_ERROR, "Error assigning field");
         RETURN_NULL();
diff --git a/src/php7/php_solr_dismax_query.c b/src/php7/php_solr_dismax_query.c
index 047d3dc7..071b95e8 100644
--- a/src/php7/php_solr_dismax_query.c
+++ b/src/php7/php_solr_dismax_query.c
@@ -429,12 +429,25 @@ PHP_METHOD(SolrDisMaxQuery, setPhraseSlop)
     int add_result = -1;
     solr_char_t *pvalue = NULL;
     COMPAT_ARG_SIZE_T pvalue_len = 0;
+    zval *tmp;
 
-    if(zend_parse_parameters(ZEND_NUM_ARGS(), "s", &pvalue, &pvalue_len) == FAILURE)
+    if(zend_parse_parameters(ZEND_NUM_ARGS(), "z", &tmp) == FAILURE)
     {
         php_error_docref(NULL, E_WARNING, "Invalid parameters");
         RETURN_NULL();
     }
+
+    if (Z_TYPE_P(tmp) == IS_LONG) {
+	convert_to_string(tmp);
+    }
+
+    if (Z_TYPE_P(tmp) != IS_STRING) {
+        solr_throw_exception(solr_ce_SolrIllegalArgumentException, "Argument 1 must be an int", SOLR_ERROR_4000, SOLR_FILE_LINE_FUNC);
+    }
+
+    pvalue = Z_STRVAL_P(tmp);
+    pvalue_len = Z_STRLEN_P(tmp);
+
     add_result = solr_add_or_set_normal_param(getThis(), pname, pname_len, pvalue, pvalue_len, 0);
 
     if(add_result == FAILURE)
@@ -455,12 +468,25 @@ PHP_METHOD(SolrDisMaxQuery, setQueryPhraseSlop)
     int add_result = -1;
     solr_char_t *pvalue = NULL;
     COMPAT_ARG_SIZE_T pvalue_len = 0;
+    zval *tmp;
 
-    if(zend_parse_parameters(ZEND_NUM_ARGS(), "s", &pvalue, &pvalue_len) == FAILURE)
+    if(zend_parse_parameters(ZEND_NUM_ARGS(), "z", &tmp) == FAILURE)
     {
         php_error_docref(NULL, E_WARNING, "Invalid parameters");
         RETURN_NULL();
     }
+
+    if (Z_TYPE_P(tmp) == IS_LONG) {
+	convert_to_string(tmp);
+    }
+
+    if (Z_TYPE_P(tmp) != IS_STRING) {
+        solr_throw_exception(solr_ce_SolrIllegalArgumentException, "Argument 1 must be an int", SOLR_ERROR_4000, SOLR_FILE_LINE_FUNC);
+    }
+
+    pvalue = Z_STRVAL_P(tmp);
+    pvalue_len = Z_STRLEN_P(tmp);
+
     add_result = solr_add_or_set_normal_param(getThis(), pname, pname_len, pvalue, pvalue_len, 0);
 
     if(add_result == FAILURE)
@@ -774,12 +800,25 @@ PHP_METHOD(SolrDisMaxQuery, setBigramPhraseSlop)
     int add_result = -1;
     solr_char_t *pvalue = NULL;
     COMPAT_ARG_SIZE_T pvalue_len = 0;
+    zval *tmp;
 
-    if(zend_parse_parameters(ZEND_NUM_ARGS(), "s", &pvalue, &pvalue_len) == FAILURE)
+    if(zend_parse_parameters(ZEND_NUM_ARGS(), "z", &tmp) == FAILURE)
     {
         php_error_docref(NULL, E_WARNING, "Invalid parameters");
         RETURN_NULL();
     }
+
+    if (Z_TYPE_P(tmp) == IS_LONG) {
+	convert_to_string(tmp);
+    }
+
+    if (Z_TYPE_P(tmp) != IS_STRING) {
+        solr_throw_exception(solr_ce_SolrIllegalArgumentException, "Argument 1 must be an int", SOLR_ERROR_4000, SOLR_FILE_LINE_FUNC);
+    }
+
+    pvalue = Z_STRVAL_P(tmp);
+    pvalue_len = Z_STRLEN_P(tmp);
+
     add_result = solr_add_or_set_normal_param(getThis(), pname, pname_len, pvalue, pvalue_len, 0);
 
     if(add_result == FAILURE)
@@ -883,12 +922,25 @@ PHP_METHOD(SolrDisMaxQuery, setTrigramPhraseSlop)
     int add_result = -1;
     solr_char_t *pvalue = NULL;
     COMPAT_ARG_SIZE_T pvalue_len = 0;
+    zval *tmp;
 
-    if(zend_parse_parameters(ZEND_NUM_ARGS(), "s", &pvalue, &pvalue_len) == FAILURE)
+    if(zend_parse_parameters(ZEND_NUM_ARGS(), "z", &tmp) == FAILURE)
     {
         php_error_docref(NULL, E_WARNING, "Invalid parameters");
         RETURN_NULL();
     }
+
+    if (Z_TYPE_P(tmp) == IS_LONG) {
+	convert_to_string(tmp);
+    }
+
+    if (Z_TYPE_P(tmp) != IS_STRING) {
+        solr_throw_exception(solr_ce_SolrIllegalArgumentException, "Argument 1 must be an int", SOLR_ERROR_4000, SOLR_FILE_LINE_FUNC);
+    }
+
+    pvalue = Z_STRVAL_P(tmp);
+    pvalue_len = Z_STRLEN_P(tmp);
+
     add_result = solr_add_or_set_normal_param(getThis(), pname, pname_len, pvalue, pvalue_len, 0);
 
     if(add_result == FAILURE)
diff --git a/tests/203.solrquery_strict_types.phpt b/tests/203.solrquery_strict_types.phpt
index e438612e..a72fc16b 100644
--- a/tests/203.solrquery_strict_types.phpt
+++ b/tests/203.solrquery_strict_types.phpt
@@ -23,9 +23,25 @@ $query->setExpandRows('1');
 
 echo $query . "\n";
 
-try { $query->setStart(true); } catch (SolrIllegalArgumentException $e) { echo $e->getMessage(); }
+try { $query->setStart(true); } catch (SolrIllegalArgumentException $e) { echo $e->getMessage() . "\n"; }
+
+$collapse = new SolrCollapseFunction();
+$collapse->setSize(1);
+
+echo $collapse . "\n";
+
+$d = new SolrDisMaxQuery('lucene');
+$d->setPhraseSlop(2);
+$d->setQueryPhraseSlop(3);
+$d->setBigramPhraseSlop(4);
+$d->setTrigramPhraseSlop(5);
+
+echo $d . "\n";
+
 --EXPECT--
 q=lucene&start=1&rows=2&timeAllowed=300&group.offset=1&expand.rows=1
 q=lucene&start=1anystring&rows=2&timeAllowed=300&group.offset=1&expand.rows=1
 Argument 1 must be an int
+{!collapse size=1}
+q=lucene&defType=edismax&ps=2&qs=3&ps2=4&ps3=5