diff --git a/classes/migration/install/JournalsMigration.php b/classes/migration/install/JournalsMigration.php
index 04e2a229b4a..a39e242b15c 100644
--- a/classes/migration/install/JournalsMigration.php
+++ b/classes/migration/install/JournalsMigration.php
@@ -29,7 +29,7 @@ public function up(): void
             $table->comment('A list of all journals in the installation of OJS.');
             $table->bigInteger('journal_id')->autoIncrement();
             $table->string('path', 32);
-            $table->float('seq', 8, 2)->default(0)->comment('Used to order lists of journals');
+            $table->float('seq', 53)->default(0)->comment('Used to order lists of journals');
             $table->string('primary_locale', 28);
             $table->smallInteger('enabled')->default(1)->comment('Controls whether or not the journal is considered "live" and will appear on the website. (Note that disabled journals may still be accessible, but only if the user knows the URL.)');
             $table->unique(['path'], 'journals_path');
diff --git a/classes/migration/install/OJSMigration.php b/classes/migration/install/OJSMigration.php
index d5535310845..6c5792c8671 100644
--- a/classes/migration/install/OJSMigration.php
+++ b/classes/migration/install/OJSMigration.php
@@ -38,7 +38,7 @@ public function up(): void
             $table->foreign('review_form_id', 'sections_review_form_id')->references('review_form_id')->on('review_forms')->onDelete('set null');
             $table->index(['review_form_id'], 'sections_review_form_id');
 
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
             $table->smallInteger('editor_restricted')->default(0);
             $table->smallInteger('meta_indexed')->default(0);
             $table->smallInteger('meta_reviewed')->default(1);
@@ -154,7 +154,7 @@ public function up(): void
             $table->index(['file_id'], 'issue_galleys_file_id');
 
             $table->string('label', 255)->nullable();
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
             $table->string('url_path', 64)->nullable();
 
             $table->index(['url_path'], 'issue_galleys_url_path');
@@ -189,7 +189,7 @@ public function up(): void
             $table->foreign('journal_id', 'custom_issue_orders_journal_id')->references('journal_id')->on('journals')->onDelete('cascade');
             $table->index(['journal_id'], 'custom_issue_orders_journal_id');
 
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
 
             $table->unique(['issue_id'], 'custom_issue_orders_unique');
         });
@@ -206,7 +206,7 @@ public function up(): void
             $table->foreign('section_id', 'custom_section_orders_section_id')->references('section_id')->on('sections')->onDelete('cascade');
             $table->index(['section_id'], 'custom_section_orders_section_id');
 
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
 
             $table->unique(['issue_id', 'section_id'], 'custom_section_orders_unique');
         });
@@ -228,7 +228,7 @@ public function up(): void
             $table->foreign('section_id', 'publications_section_id')->references('section_id')->on('sections')->onDelete('set null');
             $table->index(['section_id'], 'publications_section_id');
 
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
 
             $table->bigInteger('submission_id');
             $table->foreign('submission_id', 'publications_submission_id')->references('submission_id')->on('submissions')->onDelete('cascade');
@@ -274,7 +274,7 @@ public function up(): void
             $table->foreign('submission_file_id')->references('submission_file_id')->on('submission_files');
             $table->index(['submission_file_id'], 'publication_galleys_submission_file_id');
 
-            $table->float('seq', 8, 2)->default(0);
+            $table->float('seq', 53)->default(0);
             $table->string('remote_url', 2047)->nullable();
             $table->smallInteger('is_approved')->default(0);
             $table->string('url_path', 64)->nullable();
@@ -318,14 +318,14 @@ public function up(): void
             $table->foreign('journal_id', 'subscription_types_journal_id')->references('journal_id')->on('journals')->onDelete('cascade');
             $table->index(['journal_id'], 'subscription_types_journal_id');
 
-            $table->float('cost', 8, 2);
+            $table->float('cost', 53);
             $table->string('currency_code_alpha', 3);
             $table->smallInteger('duration')->nullable();
             $table->smallInteger('format');
             $table->smallInteger('institutional')->default(0);
             $table->smallInteger('membership')->default(0);
             $table->smallInteger('disable_public_display');
-            $table->float('seq', 8, 2);
+            $table->float('seq', 53);
         });
 
         // Locale-specific subscription type data
@@ -415,7 +415,7 @@ public function up(): void
             $table->index(['user_id'], 'completed_payments_user_id');
 
             $table->bigInteger('assoc_id')->nullable();
-            $table->float('amount', 8, 2);
+            $table->float('amount', 53);
             $table->string('currency_code_alpha', 3)->nullable();
             $table->string('payment_method_plugin_name', 80)->nullable();
         });